Only flush SharedFunctionInfo optimized code cache when necessary

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index eebf3c1b6675dd6dd4e686ade63fabb235e7f820..d744023f0d4bdf63c303aa4a98675d22fbf19619 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -5822,6 +5822,10 @@ class SharedFunctionInfo: public HeapObject {
   // Clear optimized code map.
   void ClearOptimizedCodeMap(const char* reason);
 
+  // Removed a specific optimized code object from the optimized code map, or
+  // all code objects if |optimized_code| is null.

[Michael Starzinger, 2013/05/13 14:26:46]

The second part of the comment is out-dated, let's just drop it.

[danno, 2013/05/13 15:23:10]

Done.

+  void EvictFromOptimizedCodeMap(Code* optimized_code, const char* reason);
+
   // Add a new entry to the optimized code map.
   static void AddToOptimizedCodeMap(Handle<SharedFunctionInfo> shared,
                                     Handle<Context> native_context,