Remove FlpHardwareProvider

After Treble's FLP merge into GNSS HAL, the FlpHardwareProvider is just
an empty shell. Removing FusedLocation and/or Flp + Hardware classes
altogether.

Bug: 35726697
Test: m -j
Test: Open Google Map and then walk around. The dot moves as I walk.
Change-Id: I7f413e38b57424e8ebb9d7d14d94f145a48d10f8

16 files changed, 6 insertions, 1159 deletions

diff --git a/Android.bp b/Android.bp
index 1caa4977a168..33f374328b33 100644
--- a/Android.bp
+++ b/Android.bp
@@ -169,8 +169,6 @@ java_library {
         "core/java/android/hardware/location/IActivityRecognitionHardwareClient.aidl",
         "core/java/android/hardware/location/IActivityRecognitionHardwareSink.aidl",
         "core/java/android/hardware/location/IActivityRecognitionHardwareWatcher.aidl",
-        "core/java/android/hardware/location/IFusedLocationHardware.aidl",
-        "core/java/android/hardware/location/IFusedLocationHardwareSink.aidl",
         "core/java/android/hardware/location/IGeofenceHardware.aidl",
         "core/java/android/hardware/location/IGeofenceHardwareCallback.aidl",
         "core/java/android/hardware/location/IGeofenceHardwareMonitorCallback.aidl",
@@ -409,7 +407,6 @@ java_library {
         "location/java/android/location/IBatchedLocationCallback.aidl",
         "location/java/android/location/ICountryDetector.aidl",
         "location/java/android/location/ICountryListener.aidl",
-        "location/java/android/location/IFusedProvider.aidl",
         "location/java/android/location/IGeocodeProvider.aidl",
         "location/java/android/location/IGeofenceProvider.aidl",
         "location/java/android/location/IGnssStatusListener.aidl",
diff --git a/config/boot-image-profile.txt b/config/boot-image-profile.txt
index 40b266fe29d7..87fb99807ebc 100644
--- a/config/boot-image-profile.txt
+++ b/config/boot-image-profile.txt
@@ -3375,8 +3375,6 @@ HPLandroid/location/ICountryListener$Stub;-><init>()V
 HPLandroid/location/ICountryListener$Stub;->asBinder()Landroid/os/IBinder;
 HPLandroid/location/ICountryListener$Stub;->asInterface(Landroid/os/IBinder;)Landroid/location/ICountryListener;
 HPLandroid/location/ICountryListener;->onCountryDetected(Landroid/location/Country;)V
-HPLandroid/location/IFusedProvider$Stub;-><init>()V
-HPLandroid/location/IFusedProvider;->onFusedLocationHardwareChange(Landroid/hardware/location/IFusedLocationHardware;)V
 HPLandroid/location/IGeocodeProvider$Stub$Proxy;-><init>(Landroid/os/IBinder;)V
 HPLandroid/location/IGeocodeProvider$Stub$Proxy;->getFromLocation(DDILandroid/location/GeocoderParams;Ljava/util/List;)Ljava/lang/String;
 HPLandroid/location/IGeocodeProvider$Stub;-><init>()V
diff --git a/config/hiddenapi-light-greylist.txt b/config/hiddenapi-light-greylist.txt
index 99d871e0f6f5..b3e515522fcc 100644
--- a/config/hiddenapi-light-greylist.txt
+++ b/config/hiddenapi-light-greylist.txt
@@ -781,7 +781,6 @@ Landroid/location/Country;->getCountryIso()Ljava/lang/String;
 Landroid/location/Country;->getSource()I
 Landroid/location/GeocoderParams;->getClientPackage()Ljava/lang/String;
 Landroid/location/GeocoderParams;->getLocale()Ljava/util/Locale;
-Landroid/location/IFusedProvider$Stub;-><init>()V
 Landroid/location/IGeocodeProvider$Stub;-><init>()V
 Landroid/location/IGeofenceProvider$Stub;-><init>()V
 Landroid/location/ILocationManager$Stub;->asInterface(Landroid/os/IBinder;)Landroid/location/ILocationManager;
diff --git a/config/hiddenapi-vendor-list.txt b/config/hiddenapi-vendor-list.txt
index 952b28b8b820..aacfba439c61 100644
--- a/config/hiddenapi-vendor-list.txt
+++ b/config/hiddenapi-vendor-list.txt
@@ -76,7 +76,6 @@ Landroid/graphics/drawable/Drawable;->updateTintFilter(Landroid/graphics/PorterD
 Landroid/hardware/camera2/CaptureRequest$Key;-><init>(Ljava/lang/String;Ljava/lang/Class;)V
 Landroid/hardware/location/GeofenceHardware;-><init>(Landroid/hardware/location/IGeofenceHardware;)V
 Landroid/hardware/location/IActivityRecognitionHardwareClient;->onAvailabilityChanged(ZLandroid/hardware/location/IActivityRecognitionHardware;)V
-Landroid/location/IFusedProvider;->onFusedLocationHardwareChange(Landroid/hardware/location/IFusedLocationHardware;)V
 Landroid/location/IGeocodeProvider;->getFromLocation(DDILandroid/location/GeocoderParams;Ljava/util/List;)Ljava/lang/String;
 Landroid/location/IGeocodeProvider;->getFromLocationName(Ljava/lang/String;DDDDILandroid/location/GeocoderParams;Ljava/util/List;)Ljava/lang/String;
 Landroid/location/IGeofenceProvider;->setGeofenceHardware(Landroid/hardware/location/IGeofenceHardware;)V
diff --git a/core/java/android/hardware/location/IFusedLocationHardware.aidl b/core/java/android/hardware/location/IFusedLocationHardware.aidl
deleted file mode 100644
index 2ea4d2374958..000000000000
--- a/core/java/android/hardware/location/IFusedLocationHardware.aidl
+++ /dev/null
@@ -1,129 +0,0 @@
-/*
- * Copyright (C) 2013, The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/license/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.hardware.location;
-
-import android.hardware.location.IFusedLocationHardwareSink;
-import android.location.FusedBatchOptions;
-
-/**
- * Fused Location hardware interface.
- * This interface is the basic set of supported functionality by Fused Hardware
- * modules that offer Location batching capabilities.
- *
- * @hide
- */
-interface IFusedLocationHardware {
-    /**
-     * Registers a sink with the Location Hardware object.
-     *
-     * @param eventSink     The sink to register.
-     */
-    void registerSink(in IFusedLocationHardwareSink eventSink) = 0;
-
-    /**
-     * Unregisters a sink with the Location Hardware object.
-     *
-     * @param eventSink     The sink to unregister.
-     */
-    void unregisterSink(in IFusedLocationHardwareSink eventSink) = 1;
-
-    /**
-     * Provides access to the batch size available in Hardware.
-     *
-     * @return The batch size the hardware supports.
-     */
-    int getSupportedBatchSize() = 2;
-
-    /**
-     * Requests the Hardware to start batching locations.
-     *
-     * @param id            An Id associated with the request.
-     * @param batchOptions  The options required for batching.
-     *
-     * @throws RuntimeException if the request Id exists.
-     */
-    void startBatching(in int id, in FusedBatchOptions batchOptions) = 3;
-
-    /**
-     * Requests the Hardware to stop batching for the given Id.
-     *
-     * @param id    The request that needs to be stopped.
-     * @throws RuntimeException if the request Id is unknown.
-     */
-    void stopBatching(in int id) = 4;
-
-    /**
-     * Updates a batching operation in progress.
-     *
-     * @param id                The Id of the operation to update.
-     * @param batchOptions     The options to apply to the given operation.
-     *
-     * @throws RuntimeException if the Id of the request is unknown.
-     */
-    void updateBatchingOptions(in int id, in FusedBatchOptions batchOptions) = 5;
-
-    /**
-     * Requests the most recent locations available in Hardware.
-     * This operation does not dequeue the locations, so still other batching
-     * events will continue working.
-     *
-     * @param batchSizeRequested    The number of locations requested.
-     */
-    void requestBatchOfLocations(in int batchSizeRequested) = 6;
-
-    /**
-     * Flags if the Hardware supports injection of diagnostic data.
-     *
-     * @return True if data injection is supported, false otherwise.
-     */
-    boolean supportsDiagnosticDataInjection() = 7;
-
-    /**
-     * Injects diagnostic data into the Hardware subsystem.
-     *
-     * @param data  The data to inject.
-     * @throws RuntimeException if injection is not supported.
-     */
-    void injectDiagnosticData(in String data) = 8;
-
-    /**
-     * Flags if the Hardware supports injection of device context information.
-     *
-     * @return True if device context injection is supported, false otherwise.
-     */
-    boolean supportsDeviceContextInjection() = 9;
-
-    /**
-     * Injects device context information into the Hardware subsystem.
-     *
-     * @param deviceEnabledContext  The context to inject.
-     * @throws RuntimeException if injection is not supported.
-     */
-    void injectDeviceContext(in int deviceEnabledContext) = 10;
-
-    /**
-     * Requests all batched locations currently available in Hardware
-     * and clears the buffer.  Any subsequent calls will not return any
-     * of the locations returned in this call.
-     */
-    void flushBatchedLocations() = 11;
-
-    /**
-     * Returns the version of this FLP HAL implementation.
-     */
-    int getVersion() = 12;
-}
diff --git a/core/java/android/hardware/location/IFusedLocationHardwareSink.aidl b/core/java/android/hardware/location/IFusedLocationHardwareSink.aidl
deleted file mode 100644
index a7dd0351010d..000000000000
--- a/core/java/android/hardware/location/IFusedLocationHardwareSink.aidl
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright (C) 2013, The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/license/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.hardware.location;
-
-import android.location.Location;
-
-/**
- * Fused Location hardware event sink interface.
- * This interface defines the set of events that the FusedLocationHardware provides.
- *
- * @hide
- */
-oneway interface IFusedLocationHardwareSink {
-    /**
-     * Event generated when a batch of location information is available.
-     *
-     * @param locations     The batch of location information available.
-     */
-    void onLocationAvailable(in Location[] locations) = 0;
-
-    /**
-     * Event generated from FLP HAL to provide diagnostic data to the platform.
-     *
-     * @param data      The diagnostic data provided by FLP HAL.
-     */
-    void onDiagnosticDataAvailable(in String data) = 1;
-
-    /**
-     * Event generated from FLP HAL to provide a mask of supported
-     * capabilities.  Should be called immediatly after init.
-     */
-    void onCapabilities(int capabilities) = 2;
-
-    /**
-     * Event generated from FLP HAL when the status of location batching
-     * changes (location is successful/unsuccessful).
-     */
-    void onStatusChanged(int status) = 3;
-}
diff --git a/location/java/android/location/IFusedProvider.aidl b/location/java/android/location/IFusedProvider.aidl
deleted file mode 100644
index e86ad1ac5147..000000000000
--- a/location/java/android/location/IFusedProvider.aidl
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.location;
-
-import android.hardware.location.IFusedLocationHardware;
-
-/**
- * Interface definition for Location providers that require FLP services.
- * @hide
- */
-oneway interface IFusedProvider {
-    /**
-     * Provides access to a FusedLocationHardware instance needed for the provider to work.
-     *
-     * @param instance      The FusedLocationHardware available for the provider to use.
-     */
-    void onFusedLocationHardwareChange(in IFusedLocationHardware instance);
-}
diff --git a/location/lib/java/com/android/location/provider/FusedLocationHardware.java b/location/lib/java/com/android/location/provider/FusedLocationHardware.java
deleted file mode 100644
index eb3b2f4609e7..000000000000
--- a/location/lib/java/com/android/location/provider/FusedLocationHardware.java
+++ /dev/null
@@ -1,371 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.location.provider;
-
-import android.hardware.location.IFusedLocationHardware;
-import android.hardware.location.IFusedLocationHardwareSink;
-
-import android.location.Location;
-
-import android.os.Handler;
-import android.os.Looper;
-import android.os.Message;
-import android.os.RemoteException;
-import android.util.Log;
-
-import java.util.HashMap;
-import java.util.Map;
-
-/**
- * Class that exposes IFusedLocationHardware functionality to unbundled services.
- */
-public final class FusedLocationHardware {
-    private static final String TAG = "FusedLocationHardware";
-
-    private IFusedLocationHardware mLocationHardware;
-
-    // the list uses a copy-on-write pattern to update its contents
-    HashMap<FusedLocationHardwareSink, DispatcherHandler> mSinkList =
-            new HashMap<FusedLocationHardwareSink, DispatcherHandler>();
-
-    private IFusedLocationHardwareSink mInternalSink = new IFusedLocationHardwareSink.Stub() {
-        @Override
-        public void onLocationAvailable(Location[] locations) {
-            dispatchLocations(locations);
-        }
-
-        @Override
-        public void onDiagnosticDataAvailable(String data) {
-            dispatchDiagnosticData(data);
-        }
-
-        @Override
-        public void onCapabilities(int capabilities) {
-            dispatchCapabilities(capabilities);
-        }
-
-        @Override
-        public void onStatusChanged(int status) {
-            dispatchStatus(status);
-        }
-    };
-
-    /**
-     * @hide
-     */
-    public FusedLocationHardware(IFusedLocationHardware locationHardware) {
-        mLocationHardware = locationHardware;
-    }
-
-    /*
-     * Methods to provide a Facade for IFusedLocationHardware
-     */
-    public void registerSink(FusedLocationHardwareSink sink, Looper looper) {
-        if(sink == null || looper == null) {
-            throw new IllegalArgumentException("Parameter sink and looper cannot be null.");
-        }
-
-        boolean registerSink;
-        synchronized (mSinkList) {
-            // register only on first insertion
-            registerSink = mSinkList.size() == 0;
-            // guarantee uniqueness
-            if(mSinkList.containsKey(sink)) {
-                return;
-            }
-
-            HashMap<FusedLocationHardwareSink, DispatcherHandler> newSinkList =
-                    new HashMap<FusedLocationHardwareSink, DispatcherHandler>(mSinkList);
-            newSinkList.put(sink, new DispatcherHandler(looper));
-            mSinkList = newSinkList;
-        }
-
-        if(registerSink) {
-            try {
-                mLocationHardware.registerSink(mInternalSink);
-            } catch(RemoteException e) {
-                Log.e(TAG, "RemoteException at registerSink");
-            }
-        }
-    }
-
-    public void unregisterSink(FusedLocationHardwareSink sink) {
-        if(sink == null) {
-            throw new IllegalArgumentException("Parameter sink cannot be null.");
-        }
-
-        boolean unregisterSink;
-        synchronized(mSinkList) {
-            if(!mSinkList.containsKey(sink)) {
-                //done
-                return;
-            }
-
-            HashMap<FusedLocationHardwareSink, DispatcherHandler> newSinkList =
-                    new HashMap<FusedLocationHardwareSink, DispatcherHandler>(mSinkList);
-            newSinkList.remove(sink);
-            //unregister after the last sink
-            unregisterSink = newSinkList.size() == 0;
-
-            mSinkList = newSinkList;
-        }
-
-        if(unregisterSink) {
-            try {
-                mLocationHardware.unregisterSink(mInternalSink);
-            } catch(RemoteException e) {
-                Log.e(TAG, "RemoteException at unregisterSink");
-            }
-        }
-    }
-
-    public int getSupportedBatchSize() {
-        try {
-            return mLocationHardware.getSupportedBatchSize();
-        } catch(RemoteException e) {
-            Log.e(TAG, "RemoteException at getSupportedBatchSize");
-            return 0;
-        }
-    }
-
-    public void startBatching(int id, GmsFusedBatchOptions batchOptions) {
-        try {
-            mLocationHardware.startBatching(id, batchOptions.getParcelableOptions());
-        } catch(RemoteException e) {
-            Log.e(TAG, "RemoteException at startBatching");
-        }
-    }
-
-    public void stopBatching(int id) {
-        try {
-            mLocationHardware.stopBatching(id);
-        } catch(RemoteException e) {
-            Log.e(TAG, "RemoteException at stopBatching");
-        }
-    }
-
-    public void updateBatchingOptions(int id, GmsFusedBatchOptions batchOptions) {
-        try {
-            mLocationHardware.updateBatchingOptions(id, batchOptions.getParcelableOptions());
-        } catch(RemoteException e) {
-            Log.e(TAG, "RemoteException at updateBatchingOptions");
-        }
-    }
-
-    public void requestBatchOfLocations(int batchSizeRequest) {
-        try {
-            mLocationHardware.requestBatchOfLocations(batchSizeRequest);
-        } catch(RemoteException e) {
-            Log.e(TAG, "RemoteException at requestBatchOfLocations");
-        }
-    }
-
-    public void flushBatchedLocations() {
-        try {
-            mLocationHardware.flushBatchedLocations();
-        } catch(RemoteException e) {
-            Log.e(TAG, "RemoteException at flushBatchedLocations");
-        }
-    }
-
-    public boolean supportsDiagnosticDataInjection() {
-        try {
-            return mLocationHardware.supportsDiagnosticDataInjection();
-        } catch(RemoteException e) {
-            Log.e(TAG, "RemoteException at supportsDiagnisticDataInjection");
-            return false;
-        }
-    }
-
-    public void injectDiagnosticData(String data) {
-        try {
-            mLocationHardware.injectDiagnosticData(data);
-        } catch(RemoteException e) {
-            Log.e(TAG, "RemoteException at injectDiagnosticData");
-        }
-    }
-
-    public boolean supportsDeviceContextInjection() {
-        try {
-            return mLocationHardware.supportsDeviceContextInjection();
-        } catch(RemoteException e) {
-            Log.e(TAG, "RemoteException at supportsDeviceContextInjection");
-            return false;
-        }
-    }
-
-    public void injectDeviceContext(int deviceEnabledContext) {
-        try {
-            mLocationHardware.injectDeviceContext(deviceEnabledContext);
-        } catch(RemoteException e) {
-            Log.e(TAG, "RemoteException at injectDeviceContext");
-        }
-    }
-
-
-    /**
-     * Returns the version of the FLP HAL.
-     *
-     * <p>Version 1 is the initial release.
-     * <p>Version 2 adds the ability to use {@link #flushBatchedLocations},
-     * {@link FusedLocationHardwareSink#onCapabilities}, and
-     * {@link FusedLocationHardwareSink#onStatusChanged}.
-     *
-     * <p>This method is only available on API 23 or later.  Older APIs have version 1.
-     */
-    public int getVersion() {
-        try {
-            return mLocationHardware.getVersion();
-        } catch(RemoteException e) {
-            Log.e(TAG, "RemoteException at getVersion");
-        }
-        return 1;
-    }
-
-    /*
-     * Helper methods and classes
-     */
-    private class DispatcherHandler extends Handler {
-        public static final int DISPATCH_LOCATION = 1;
-        public static final int DISPATCH_DIAGNOSTIC_DATA = 2;
-        public static final int DISPATCH_CAPABILITIES = 3;
-        public static final int DISPATCH_STATUS = 4;
-
-        public DispatcherHandler(Looper looper) {
-            super(looper, null /*callback*/ , true /*async*/);
-        }
-
-        @Override
-        public void handleMessage(Message message) {
-            MessageCommand command = (MessageCommand) message.obj;
-            switch(message.what) {
-                case DISPATCH_LOCATION:
-                    command.dispatchLocation();
-                    break;
-                case DISPATCH_DIAGNOSTIC_DATA:
-                    command.dispatchDiagnosticData();
-                    break;
-                case DISPATCH_CAPABILITIES:
-                    command.dispatchCapabilities();
-                    break;
-                case DISPATCH_STATUS:
-                    command.dispatchStatus();
-                    break;
-                default:
-                    Log.e(TAG, "Invalid dispatch message");
-                    break;
-            }
-        }
-    }
-
-    private class MessageCommand {
-        private final FusedLocationHardwareSink mSink;
-        private final Location[] mLocations;
-        private final String mData;
-        private final int mCapabilities;
-        private final int mStatus;
-
-        public MessageCommand(
-                FusedLocationHardwareSink sink,
-                Location[] locations,
-                String data,
-                int capabilities,
-                int status) {
-            mSink = sink;
-            mLocations = locations;
-            mData = data;
-            mCapabilities = capabilities;
-            mStatus = status;
-        }
-
-        public void dispatchLocation() {
-            mSink.onLocationAvailable(mLocations);
-        }
-
-        public void dispatchDiagnosticData() {
-            mSink.onDiagnosticDataAvailable(mData);
-        }
-
-        public void dispatchCapabilities() {
-            mSink.onCapabilities(mCapabilities);
-        }
-
-        public void dispatchStatus() {
-            mSink.onStatusChanged(mStatus);
-        }
-    }
-
-    private void dispatchLocations(Location[] locations) {
-        HashMap<FusedLocationHardwareSink, DispatcherHandler> sinks;
-        synchronized (mSinkList) {
-            sinks = mSinkList;
-        }
-
-        for(Map.Entry<FusedLocationHardwareSink, DispatcherHandler> entry : sinks.entrySet()) {
-            Message message = Message.obtain(
-                    entry.getValue(),
-                    DispatcherHandler.DISPATCH_LOCATION,
-                    new MessageCommand(entry.getKey(), locations, null /*data*/, 0, 0));
-            message.sendToTarget();
-        }
-    }
-
-    private void dispatchDiagnosticData(String data) {
-        HashMap<FusedLocationHardwareSink, DispatcherHandler> sinks;
-        synchronized(mSinkList) {
-            sinks = mSinkList;
-        }
-
-        for(Map.Entry<FusedLocationHardwareSink, DispatcherHandler> entry : sinks.entrySet()) {
-            Message message = Message.obtain(
-                    entry.getValue(),
-                    DispatcherHandler.DISPATCH_DIAGNOSTIC_DATA,
-                    new MessageCommand(entry.getKey(), null /*locations*/, data, 0, 0));
-            message.sendToTarget();
-        }
-    }
-
-    private void dispatchCapabilities(int capabilities) {
-        HashMap<FusedLocationHardwareSink, DispatcherHandler> sinks;
-        synchronized(mSinkList) {
-            sinks = mSinkList;
-        }
-
-        for(Map.Entry<FusedLocationHardwareSink, DispatcherHandler> entry : sinks.entrySet()) {
-            Message message = Message.obtain(
-                    entry.getValue(),
-                    DispatcherHandler.DISPATCH_CAPABILITIES,
-                    new MessageCommand(entry.getKey(), null /*locations*/, null, capabilities, 0));
-            message.sendToTarget();
-        }
-    }
-
-    private void dispatchStatus(int status) {
-        HashMap<FusedLocationHardwareSink, DispatcherHandler> sinks;
-        synchronized(mSinkList) {
-            sinks = mSinkList;
-        }
-
-        for(Map.Entry<FusedLocationHardwareSink, DispatcherHandler> entry : sinks.entrySet()) {
-            Message message = Message.obtain(
-                    entry.getValue(),
-                    DispatcherHandler.DISPATCH_STATUS,
-                    new MessageCommand(entry.getKey(), null /*locations*/, null, 0, status));
-            message.sendToTarget();
-        }
-    }
-}
diff --git a/location/lib/java/com/android/location/provider/FusedLocationHardwareSink.java b/location/lib/java/com/android/location/provider/FusedLocationHardwareSink.java
deleted file mode 100644
index 01d37acde7b8..000000000000
--- a/location/lib/java/com/android/location/provider/FusedLocationHardwareSink.java
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.location.provider;
-
-import android.location.Location;
-
-/**
- * Base class for sinks to interact with FusedLocationHardware.
- *
- * <p>Default implementations allow new methods to be added without crashing
- * clients compiled against an old library version.
- */
-public class FusedLocationHardwareSink {
-    /**
-     * Called when one or more locations are available from the FLP
-     * HAL.
-     */
-    public void onLocationAvailable(Location[] locations) {
-        // default do nothing
-    }
-
-    /**
-     * Called when diagnostic data is available from the FLP HAL.
-     */
-    public void onDiagnosticDataAvailable(String data) {
-        // default do nothing
-    }
-
-    /**
-     * Called when capabilities are available from the FLP HAL.
-     * Should be called once right after initialization.
-     *
-     * @param capabilities A bitmask of capabilities defined in
-     *                     fused_location.h.
-     */
-    public void onCapabilities(int capabilities) {
-        // default do nothing
-    }
-
-    /**
-     * Called when the status changes in the underlying FLP HAL
-     * implementation (the ability to compute location).  This
-     * callback will only be made on version 2 or later
-     * (see {@link FusedLocationHardware#getVersion()}).
-     *
-     * @param status One of FLP_STATUS_LOCATION_AVAILABLE or
-     *               FLP_STATUS_LOCATION_UNAVAILABLE as defined in
-     *               fused_location.h.
-     */
-    public void onStatusChanged(int status) {
-        // default do nothing
-    }
-}
\ No newline at end of file
diff --git a/location/lib/java/com/android/location/provider/FusedProvider.java b/location/lib/java/com/android/location/provider/FusedProvider.java
index c966adeadc6f..78a593b6670b 100644
--- a/location/lib/java/com/android/location/provider/FusedProvider.java
+++ b/location/lib/java/com/android/location/provider/FusedProvider.java
@@ -16,8 +16,6 @@
 
 package com.android.location.provider;
 
-import android.hardware.location.IFusedLocationHardware;
-import android.location.IFusedProvider;
 import android.os.IBinder;
 
 /**
@@ -26,17 +24,12 @@ import android.os.IBinder;
  * <p>Fused providers can be implemented as services and return the result of
  * {@link com.android.location.provider.FusedProvider#getBinder()} in its getBinder() method.
  *
- * <p>IMPORTANT: This class is effectively a public API for unbundled applications, and must remain
- * API stable. See README.txt in the root of this package for more information.
+ * @deprecated This class should no longer be used. The location service does not uses this.
+ * This class exist here just to prevent existing apps having reference to this class from
+ * breaking.
  */
+@Deprecated
 public abstract class FusedProvider {
-    private IFusedProvider.Stub mProvider = new IFusedProvider.Stub() {
-        @Override
-        public void onFusedLocationHardwareChange(IFusedLocationHardware instance) {
-            setFusedLocationHardware(new FusedLocationHardware(instance));
-        }
-    };
-
     /**
      * Gets the Binder associated with the provider.
      * This is intended to be used for the onBind() method of a service that implements a fused
@@ -45,13 +38,6 @@ public abstract class FusedProvider {
      * @return The IBinder instance associated with the provider.
      */
     public IBinder getBinder() {
-        return mProvider;
+        return null;
     }
-
-    /**
-     * Sets the FusedLocationHardware instance in the provider..
-     * @param value     The instance to set. This can be null in cases where the service connection
-     *                  is disconnected.
-     */
-    public abstract void setFusedLocationHardware(FusedLocationHardware value);
 }
diff --git a/location/lib/java/com/android/location/provider/GmsFusedBatchOptions.java b/location/lib/java/com/android/location/provider/GmsFusedBatchOptions.java
deleted file mode 100644
index 13278e7afc1f..000000000000
--- a/location/lib/java/com/android/location/provider/GmsFusedBatchOptions.java
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.location.provider;
-
-import android.location.FusedBatchOptions;
-
-/**
- * Class that exposes FusedBatchOptions to the GmsCore .
- */
-public class GmsFusedBatchOptions {
-    private FusedBatchOptions mOptions = new FusedBatchOptions();
-
-    /*
-     * Methods that provide a facade for properties in FusedBatchOptions.
-     */
-    public void setMaxPowerAllocationInMW(double value) {
-        mOptions.setMaxPowerAllocationInMW(value);
-    }
-
-    public double getMaxPowerAllocationInMW() {
-        return mOptions.getMaxPowerAllocationInMW();
-    }
-
-    public void setPeriodInNS(long value) {
-        mOptions.setPeriodInNS(value);
-    }
-
-    public long getPeriodInNS() {
-        return mOptions.getPeriodInNS();
-    }
-
-    public void setSmallestDisplacementMeters(float value) {
-        mOptions.setSmallestDisplacementMeters(value);
-    }
-
-    public float getSmallestDisplacementMeters() {
-        return mOptions.getSmallestDisplacementMeters();
-    }
-
-    public void setSourceToUse(int source) {
-        mOptions.setSourceToUse(source);
-    }
-
-    public void resetSourceToUse(int source) {
-        mOptions.resetSourceToUse(source);
-    }
-
-    public boolean isSourceToUseSet(int source) {
-        return mOptions.isSourceToUseSet(source);
-    }
-
-    public int getSourcesToUse() {
-        return mOptions.getSourcesToUse();
-    }
-
-    public void setFlag(int flag) {
-        mOptions.setFlag(flag);
-    }
-
-    public void resetFlag(int flag) {
-        mOptions.resetFlag(flag);
-    }
-
-    public boolean isFlagSet(int flag) {
-        return mOptions.isFlagSet(flag);
-    }
-
-    public int getFlags() {
-        return mOptions.getFlags();
-    }
-
-    /**
-     * Definition of enum flag sets needed by this class.
-     * Such values need to be kept in sync with the ones in fused_location.h
-     */
-
-    public static final class SourceTechnologies {
-        public static int GNSS = 1<<0;
-        public static int WIFI = 1<<1;
-        public static int SENSORS = 1<<2;
-        public static int CELL = 1<<3;
-        public static int BLUETOOTH = 1<<4;
-    }
-
-    public static final class BatchFlags {
-        public static int WAKEUP_ON_FIFO_FULL = 1<<0;
-        public static int CALLBACK_ON_LOCATION_FIX = 1<<1;
-    }
-
-    /*
-     * Method definitions for internal use.
-     */
-
-    /**
-     * @hide
-     */
-    public FusedBatchOptions getParcelableOptions() {
-        return mOptions;
-    }
-}
diff --git a/services/art-profile b/services/art-profile
index d2cde029b490..93e580af759a 100644
--- a/services/art-profile
+++ b/services/art-profile
@@ -10677,7 +10677,6 @@ PLcom/android/server/location/ContextHubService;->sendMessage(IILandroid/hardwar
 PLcom/android/server/location/CountryDetectorBase;-><init>(Landroid/content/Context;)V
 PLcom/android/server/location/CountryDetectorBase;->notifyListener(Landroid/location/Country;)V
 PLcom/android/server/location/CountryDetectorBase;->setCountryListener(Landroid/location/CountryListener;)V
-PLcom/android/server/location/FlpHardwareProvider;->isSupported()Z
 PLcom/android/server/location/GeocoderProxy;-><init>(Landroid/content/Context;IIILandroid/os/Handler;)V
 PLcom/android/server/location/GeocoderProxy;->bind()Z
 PLcom/android/server/location/GeocoderProxy;->createAndBind(Landroid/content/Context;IIILandroid/os/Handler;)Lcom/android/server/location/GeocoderProxy;
diff --git a/services/core/java/com/android/server/LocationManagerService.java b/services/core/java/com/android/server/LocationManagerService.java
index 65e90bad41a7..d5cbfd4a70cb 100644
--- a/services/core/java/com/android/server/LocationManagerService.java
+++ b/services/core/java/com/android/server/LocationManagerService.java
@@ -82,8 +82,6 @@ import com.android.internal.os.BackgroundThread;
 import com.android.internal.util.ArrayUtils;
 import com.android.internal.util.DumpUtils;
 import com.android.server.location.ActivityRecognitionProxy;
-import com.android.server.location.FlpHardwareProvider;
-import com.android.server.location.FusedProxy;
 import com.android.server.location.GeocoderProxy;
 import com.android.server.location.GeofenceManager;
 import com.android.server.location.GeofenceProxy;
@@ -491,13 +489,6 @@ public class LocationManagerService extends ILocationManager.Stub {
         if (gpsProvider != null && gpsProvider.isEnabled()) {
             gpsProvider.disable();
         }
-
-        // it is needed to check if FLP HW provider is supported before accessing the instance, this
-        // avoids an exception to be thrown by the singleton factory method
-        if (FlpHardwareProvider.isSupported()) {
-            FlpHardwareProvider flpHardwareProvider = FlpHardwareProvider.getInstance(mContext);
-            flpHardwareProvider.cleanup();
-        }
     }
 
     /**
@@ -686,27 +677,6 @@ public class LocationManagerService extends ILocationManager.Stub {
             Slog.e(TAG, "no geocoder provider found");
         }
 
-        // bind to fused hardware provider if supported
-        // in devices without support, requesting an instance of FlpHardwareProvider will raise an
-        // exception, so make sure we only do that when supported
-        FlpHardwareProvider flpHardwareProvider;
-        if (FlpHardwareProvider.isSupported()) {
-            flpHardwareProvider = FlpHardwareProvider.getInstance(mContext);
-            FusedProxy fusedProxy = FusedProxy.createAndBind(
-                    mContext,
-                    mLocationHandler,
-                    flpHardwareProvider.getLocationHardware(),
-                    com.android.internal.R.bool.config_enableHardwareFlpOverlay,
-                    com.android.internal.R.string.config_hardwareFlpPackageName,
-                    com.android.internal.R.array.config_locationProviderPackageNames);
-            if (fusedProxy == null) {
-                Slog.d(TAG, "Unable to bind FusedProxy.");
-            }
-        } else {
-            flpHardwareProvider = null;
-            Slog.d(TAG, "FLP HAL not supported");
-        }
-
         // bind to geofence provider
         GeofenceProxy provider = GeofenceProxy.createAndBind(
                 mContext, com.android.internal.R.bool.config_enableGeofenceOverlay,
@@ -714,7 +684,7 @@ public class LocationManagerService extends ILocationManager.Stub {
                 com.android.internal.R.array.config_locationProviderPackageNames,
                 mLocationHandler,
                 mGpsGeofenceProxy,
-                flpHardwareProvider != null ? flpHardwareProvider.getGeofenceHardware() : null);
+                null);
         if (provider == null) {
             Slog.d(TAG, "Unable to bind FLP Geofence proxy.");
         }
diff --git a/services/core/java/com/android/server/location/FlpHardwareProvider.java b/services/core/java/com/android/server/location/FlpHardwareProvider.java
deleted file mode 100644
index 5c9b0eaa29cc..000000000000
--- a/services/core/java/com/android/server/location/FlpHardwareProvider.java
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.server.location;
-
-import android.content.Context;
-import android.hardware.location.IFusedLocationHardware;
-import android.location.IFusedGeofenceHardware;
-import android.util.Log;
-
-/**
- * This class was an interop layer for JVM types and the JNI code that interacted
- * with the FLP HAL implementation.
- *
- * Now, after Treble FLP & GNSS HAL simplification, it is a thin shell that acts like the
- * pre-existing cases where there was no FLP Hardware support, to keep legacy users of this
- * class operating.
- *
- * {@hide}
- * {@Deprecated}
- */
-public class FlpHardwareProvider {
-    private static FlpHardwareProvider sSingletonInstance = null;
-
-    private final static String TAG = "FlpHardwareProvider";
-
-    private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
-
-    public static FlpHardwareProvider getInstance(Context context) {
-        if (sSingletonInstance == null) {
-            sSingletonInstance = new FlpHardwareProvider();
-            if (DEBUG) Log.d(TAG, "getInstance() created empty provider");
-        }
-        return sSingletonInstance;
-    }
-
-    private FlpHardwareProvider() {
-    }
-
-    public static boolean isSupported() {
-        if (DEBUG) Log.d(TAG, "isSupported() returning false");
-        return false;
-    }
-
-    /**
-     * Interface implementations for services built on top of this functionality.
-     */
-    public static final String LOCATION = "Location";
-
-    public IFusedLocationHardware getLocationHardware() {
-        return null;
-    }
-
-    public IFusedGeofenceHardware getGeofenceHardware() {
-        return null;
-    }
-
-    public void cleanup() {
-        if (DEBUG) Log.d(TAG, "empty cleanup()");
-    }
-}
diff --git a/services/core/java/com/android/server/location/FusedLocationHardwareSecure.java b/services/core/java/com/android/server/location/FusedLocationHardwareSecure.java
deleted file mode 100644
index a08d3263be6c..000000000000
--- a/services/core/java/com/android/server/location/FusedLocationHardwareSecure.java
+++ /dev/null
@@ -1,131 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.server.location;
-
-import android.content.Context;
-import android.hardware.location.IFusedLocationHardware;
-import android.hardware.location.IFusedLocationHardwareSink;
-import android.location.FusedBatchOptions;
-import android.os.RemoteException;
-
-/**
- * FusedLocationHardware decorator that adds permission checking.
- * @hide
- */
-public class FusedLocationHardwareSecure extends IFusedLocationHardware.Stub {
-    private final IFusedLocationHardware mLocationHardware;
-    private final Context mContext;
-    private final String mPermissionId;
-
-    public FusedLocationHardwareSecure(
-            IFusedLocationHardware locationHardware,
-            Context context,
-            String permissionId) {
-        mLocationHardware = locationHardware;
-        mContext = context;
-        mPermissionId = permissionId;
-    }
-
-    private void checkPermissions() {
-        mContext.enforceCallingPermission(
-                mPermissionId,
-                String.format(
-                        "Permission '%s' not granted to access FusedLocationHardware",
-                        mPermissionId));
-    }
-
-    @Override
-    public void registerSink(IFusedLocationHardwareSink eventSink) throws RemoteException {
-        checkPermissions();
-        mLocationHardware.registerSink(eventSink);
-    }
-
-    @Override
-    public void unregisterSink(IFusedLocationHardwareSink eventSink) throws RemoteException {
-        checkPermissions();
-        mLocationHardware.unregisterSink(eventSink);
-    }
-
-    @Override
-    public int getSupportedBatchSize() throws RemoteException {
-        checkPermissions();
-        return mLocationHardware.getSupportedBatchSize();
-    }
-
-    @Override
-    public void startBatching(int id, FusedBatchOptions batchOptions) throws RemoteException {
-        checkPermissions();
-        mLocationHardware.startBatching(id, batchOptions);
-    }
-
-    @Override
-    public void stopBatching(int id) throws RemoteException {
-        checkPermissions();
-        mLocationHardware.stopBatching(id);
-    }
-
-    @Override
-    public void updateBatchingOptions(
-            int id,
-            FusedBatchOptions batchoOptions
-            ) throws RemoteException {
-        checkPermissions();
-        mLocationHardware.updateBatchingOptions(id, batchoOptions);
-    }
-
-    @Override
-    public void requestBatchOfLocations(int batchSizeRequested) throws RemoteException {
-        checkPermissions();
-        mLocationHardware.requestBatchOfLocations(batchSizeRequested);
-    }
-
-    @Override
-    public boolean supportsDiagnosticDataInjection() throws RemoteException {
-        checkPermissions();
-        return mLocationHardware.supportsDiagnosticDataInjection();
-    }
-
-    @Override
-    public void injectDiagnosticData(String data) throws RemoteException {
-        checkPermissions();
-        mLocationHardware.injectDiagnosticData(data);
-    }
-
-    @Override
-    public boolean supportsDeviceContextInjection() throws RemoteException {
-        checkPermissions();
-        return mLocationHardware.supportsDeviceContextInjection();
-    }
-
-    @Override
-    public void injectDeviceContext(int deviceEnabledContext) throws RemoteException {
-        checkPermissions();
-        mLocationHardware.injectDeviceContext(deviceEnabledContext);
-    }
-
-    @Override
-    public void flushBatchedLocations() throws RemoteException {
-        checkPermissions();
-        mLocationHardware.flushBatchedLocations();
-    }
-
-    @Override
-    public int getVersion() throws RemoteException {
-        checkPermissions();
-        return mLocationHardware.getVersion();
-    }
-}
diff --git a/services/core/java/com/android/server/location/FusedProxy.java b/services/core/java/com/android/server/location/FusedProxy.java
deleted file mode 100644
index b90f037a5046..000000000000
--- a/services/core/java/com/android/server/location/FusedProxy.java
+++ /dev/null
@@ -1,130 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (The "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.server.location;
-
-import com.android.server.ServiceWatcher;
-
-import android.Manifest;
-import android.content.Context;
-import android.hardware.location.IFusedLocationHardware;
-import android.location.IFusedProvider;
-import android.os.Handler;
-import android.os.IBinder;
-import android.os.RemoteException;
-import android.util.Log;
-
-/**
- * Proxy that helps bind GCore FusedProvider implementations to the Fused Hardware instances.
- *
- * @hide
- */
-public final class FusedProxy {
-    private final String TAG = "FusedProxy";
-    private final ServiceWatcher mServiceWatcher;
-    private final FusedLocationHardwareSecure mLocationHardware;
-
-    /**
-     * Constructor of the class.
-     * This is private as the class follows a factory pattern for construction.
-     *
-     * @param context           The context needed for construction.
-     * @param handler           The handler needed for construction.
-     * @param locationHardware  The instance of the Fused location hardware assigned to the proxy.
-     */
-    private FusedProxy(
-            Context context,
-            Handler handler,
-            IFusedLocationHardware locationHardware,
-            int overlaySwitchResId,
-            int defaultServicePackageNameResId,
-            int initialPackageNameResId) {
-        mLocationHardware = new FusedLocationHardwareSecure(
-                locationHardware,
-                context,
-                Manifest.permission.LOCATION_HARDWARE);
-        Runnable newServiceWork = new Runnable() {
-            @Override
-            public void run() {
-                bindProvider(mLocationHardware);
-            }
-        };
-
-        // prepare the connection to the provider
-        mServiceWatcher = new ServiceWatcher(
-                context,
-                TAG,
-                "com.android.location.service.FusedProvider",
-                overlaySwitchResId,
-                defaultServicePackageNameResId,
-                initialPackageNameResId,
-                newServiceWork,
-                handler);
-    }
-
-    /**
-     * Creates an instance of the proxy and binds it to the appropriate FusedProvider.
-     *
-     * @param context           The context needed for construction.
-     * @param handler           The handler needed for construction.
-     * @param locationHardware  The instance of the Fused location hardware assigned to the proxy.
-     *
-     * @return An instance of the proxy if it could be bound, null otherwise.
-     */
-    public static FusedProxy createAndBind(
-            Context context,
-            Handler handler,
-            IFusedLocationHardware locationHardware,
-            int overlaySwitchResId,
-            int defaultServicePackageNameResId,
-            int initialPackageNameResId) {
-        FusedProxy fusedProxy = new FusedProxy(
-                context,
-                handler,
-                locationHardware,
-                overlaySwitchResId,
-                defaultServicePackageNameResId,
-                initialPackageNameResId);
-
-        // try to bind the Fused provider
-        if (!fusedProxy.mServiceWatcher.start()) {
-            return null;
-        }
-
-        return fusedProxy;
-    }
-
-    /**
-     * Helper function to bind the FusedLocationHardware to the appropriate FusedProvider instance.
-     *
-     * @param locationHardware  The FusedLocationHardware instance to use for the binding operation.
-     */
-    private void bindProvider(IFusedLocationHardware locationHardware) {
-        if (!mServiceWatcher.runOnBinder(new ServiceWatcher.BinderRunner() {
-            @Override
-            public void run(IBinder binder) {
-                IFusedProvider provider = IFusedProvider.Stub.asInterface(binder);
-                try {
-                    provider.onFusedLocationHardwareChange(locationHardware);
-                } catch (RemoteException e) {
-                    Log.e(TAG, e.toString());
-                }
-            }
-        })) {
-            Log.e(TAG, "No instance of FusedProvider found on FusedLocationHardware connected.");
-        }
-    }
-}