AAPT2: Ensure strings are sorted by configuration

Keep strings sorted by configuration so that strings likely
to be selected (all match the same locale, for instance) are
close together.

Bug: 67958501
Test: make aapt2_tests
Change-Id: Id17d93bf2e03ce408a6f619d3ea6dc313e393b76

1 files changed, 7 insertions, 0 deletions

diff --git a/tools/aapt2/StringPool.cpp b/tools/aapt2/StringPool.cpp
index 705b1ab052af..3a1a18c01e1c 100644
--- a/tools/aapt2/StringPool.cpp
+++ b/tools/aapt2/StringPool.cpp
@@ -191,6 +191,13 @@ StringPool::Ref StringPool::MakeRefImpl(const StringPiece& str, const Context& c
   return Ref(borrow);
 }
 
+StringPool::Ref StringPool::MakeRef(const Ref& ref) {
+  if (ref.entry_->pool_ == this) {
+    return ref;
+  }
+  return MakeRef(ref.entry_->value, ref.entry_->context);
+}
+
 StringPool::StyleRef StringPool::MakeRef(const StyleString& str) {
   return MakeRef(str, Context{});
 }