Notify CPU profiler when calling native getters

src/api.h

 // 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 644 matching lines @@
     if (spare_ != NULL) {
       DeleteArray(spare_);
     }
     spare_ = block_start;
   }
   ASSERT((blocks_.is_empty() && prev_limit == NULL) ||
          (!blocks_.is_empty() && prev_limit != NULL));
 }
 
 
+// Interceptor functions called from generated inline caches to notify
+// CPU profiler that external callbacks are invoked.
+v8::Handle<v8::Value> InvokeAccessorGetter(
+    v8::Local<v8::String> property,
+    const v8::AccessorInfo& info,
+    v8::AccessorGetter getter);
+
+
+void InvokeAccessorGetterCallback(
+    v8::Local<v8::String> property,
+    const v8::PropertyCallbackInfo<v8::Value>& info,
+    v8::AccessorGetterCallback getter);
+
+v8::Handle<v8::Value> InvokeInvocationCallback(const v8::Arguments& args,
+                                              v8::InvocationCallback callback);
+void InvokeFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>& info,
+                            v8::FunctionCallback callback);
+
 class Testing {
  public:
   static v8::Testing::StressType stress_type() { return stress_type_; }
   static void set_stress_type(v8::Testing::StressType stress_type) {
     stress_type_ = stress_type;
   }
 
  private:
   static v8::Testing::StressType stress_type_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_API_H_