Reset function info counters after context disposal.

src/mark-compact.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1388 matching lines @@
   }
 
 
   static void VisitSharedFunctionInfoAndFlushCodeGeneric(
       Map* map, HeapObject* object, bool known_flush_code_candidate) {
     Heap* heap = map->GetHeap();
     SharedFunctionInfo* shared = reinterpret_cast<SharedFunctionInfo*>(object);
 
     if (shared->IsInobjectSlackTrackingInProgress()) shared->DetachInitialMap();
 
+    if (shared->ic_age() != heap->global_ic_age()) {
+      shared->ResetForNewContext(heap->global_ic_age());
+    }
+
     if (!known_flush_code_candidate) {
       known_flush_code_candidate = IsFlushable(heap, shared);
       if (known_flush_code_candidate) {
         heap->mark_compact_collector()->code_flusher()->AddCandidate(shared);
       }
     }
 
     VisitSharedFunctionInfoFields(heap, object, known_flush_code_candidate);
   }
 
@@ skipping 2712 matching lines @@
   while (buffer != NULL) {
     SlotsBuffer* next_buffer = buffer->next();
     DeallocateBuffer(buffer);
     buffer = next_buffer;
   }
   *buffer_address = NULL;
 }
 
 
 } }  // namespace v8::internal