Remove 'V8' prefix from generated callback function classes

third_party/WebKit/Source/bindings/core/v8/custom/V8PerformanceObserverCustom.cpp

Index: third_party/WebKit/Source/bindings/core/v8/custom/V8PerformanceObserverCustom.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/custom/V8PerformanceObserverCustom.cpp b/third_party/WebKit/Source/bindings/core/v8/custom/V8PerformanceObserverCustom.cpp
index 6169f3fc5d4ea578f0b870d70e90fbf281a44574..aaeeabb2198b02171f5793d57a17c2e985d4382d 100644
--- a/third_party/WebKit/Source/bindings/core/v8/custom/V8PerformanceObserverCustom.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/custom/V8PerformanceObserverCustom.cpp
@@ -5,11 +5,11 @@
 #include "bindings/core/v8/V8PerformanceObserver.h"
 
 #include "bindings/core/v8/ExceptionMessages.h"
+#include "bindings/core/v8/PerformanceObserverCallback.h"
 #include "bindings/core/v8/V8Binding.h"
 #include "bindings/core/v8/V8DOMWrapper.h"
 #include "bindings/core/v8/V8GCController.h"
 #include "bindings/core/v8/V8Performance.h"
-#include "bindings/core/v8/V8PerformanceObserverCallback.h"
 #include "core/timing/DOMWindowPerformance.h"
 #include "core/timing/PerformanceObserver.h"
 
@@ -37,7 +37,7 @@ void V8PerformanceObserver::constructorCustom(const v8::FunctionCallbackInfo<v8:
         V8ThrowException::throwTypeError(info.GetIsolate(), ExceptionMessages::failedToConstruct("PerformanceObserver", "The callback provided as parameter 1 is not a function."));
         return;
     }
-    V8PerformanceObserverCallback* callback = V8PerformanceObserverCallback::create(info.GetIsolate(), v8::Local<v8::Function>::Cast(info[0]));
+    PerformanceObserverCallback* callback = PerformanceObserverCallback::create(info.GetIsolate(), v8::Local<v8::Function>::Cast(info[0]));
 
     PerformanceObserver* observer = PerformanceObserver::create(ScriptState::forReceiverObject(info), performance, callback);