Flat string reader

src/heap.cc

Index: src/heap.cc
diff --git a/src/heap.cc b/src/heap.cc
index 2b5517418e0b4099e4ea2ec23354dbd733a6b761..088f0430f8c4f657db5fc193bb6cf3e9c1cd3d36 100644
--- a/src/heap.cc
+++ b/src/heap.cc
@@ -390,8 +390,7 @@ void Heap::PerformGarbageCollection(AllocationSpace space,
   }
   Counters::objs_since_last_young.Set(0);
 
-  // Process weak handles post gc.
-  GlobalHandles::PostGarbageCollectionProcessing();
+  PostGarbageCollectionProcessing();
 
   if (collector == MARK_COMPACTOR) {
     // Register the amount of external allocated memory.
@@ -406,6 +405,14 @@ void Heap::PerformGarbageCollection(AllocationSpace space,
 }
 
 
+void Heap::PostGarbageCollectionProcessing() {
+  // Process weak handles post gc.
+  GlobalHandles::PostGarbageCollectionProcessing();
+  // Update flat string readers.
+  FlatStringReader::PostGarbageCollectionProcessing();
+}
+
+
 void Heap::MarkCompact(GCTracer* tracer) {
   gc_state_ = MARK_COMPACT;
   mc_count_++;