Use a trampoline stub to load the type feedback vector for CallICs.

src/ic/ic.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_IC_H_
 #define V8_IC_H_
 
 #include "src/ic/ic-state.h"
 #include "src/macro-assembler.h"
 
@@ skipping 337 matching lines @@
 
   void HandleMiss(Handle<Object> receiver, Handle<Object> function);
 
   // Returns true if a custom handler was installed.
   bool DoCustomHandler(Handle<Object> receiver, Handle<Object> function,
                        const CallICState& callic_state);
 
   // Code generator routines.
   static Handle<Code> initialize_stub(Isolate* isolate, int argc,
                                       CallICState::CallType call_type);
+  static Handle<Code> initialize_stub_in_optimized_code(
+      Isolate* isolate, int argc, CallICState::CallType call_type);
 
   static void Clear(Isolate* isolate, Code* host, CallICNexus* nexus);
 };
 
 
 class LoadIC : public IC {
  public:
   static ExtraICState ComputeExtraICState(ContextualMode contextual_mode) {
     return LoadICState(contextual_mode).GetExtraICState();
   }
@@ skipping 396 matching lines @@
 
 // Support functions for interceptor handlers.
 DECLARE_RUNTIME_FUNCTION(LoadPropertyWithInterceptorOnly);
 DECLARE_RUNTIME_FUNCTION(LoadPropertyWithInterceptor);
 DECLARE_RUNTIME_FUNCTION(LoadElementWithInterceptor);
 DECLARE_RUNTIME_FUNCTION(StorePropertyWithInterceptor);
 }
 }  // namespace v8::internal
 
 #endif  // V8_IC_H_