Remove 'V8' prefix from generated callback function classes

third_party/WebKit/Source/core/timing/PerformanceObserver.cpp

Index: third_party/WebKit/Source/core/timing/PerformanceObserver.cpp
diff --git a/third_party/WebKit/Source/core/timing/PerformanceObserver.cpp b/third_party/WebKit/Source/core/timing/PerformanceObserver.cpp
index 2b158f557dd55baed1d7179bf3fb17ab42c4f540..32ec2ee3313a79fa0a9cbd4587effae610ec8859 100644
--- a/third_party/WebKit/Source/core/timing/PerformanceObserver.cpp
+++ b/third_party/WebKit/Source/core/timing/PerformanceObserver.cpp
@@ -5,7 +5,7 @@
 #include "core/timing/PerformanceObserver.h"
 
 #include "bindings/core/v8/ExceptionState.h"
-#include "bindings/core/v8/V8PerformanceObserverCallback.h"
+#include "bindings/core/v8/PerformanceObserverCallback.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/timing/PerformanceBase.h"
 #include "core/timing/PerformanceEntry.h"
@@ -16,13 +16,13 @@
 
 namespace blink {
 
-PerformanceObserver* PerformanceObserver::create(ScriptState* scriptState, PerformanceBase* performance, V8PerformanceObserverCallback* callback)
+PerformanceObserver* PerformanceObserver::create(ScriptState* scriptState, PerformanceBase* performance, PerformanceObserverCallback* callback)
 {
     ASSERT(isMainThread());
     return new PerformanceObserver(scriptState, performance, callback);
 }
 
-PerformanceObserver::PerformanceObserver(ScriptState* scriptState, PerformanceBase* performance, V8PerformanceObserverCallback* callback)
+PerformanceObserver::PerformanceObserver(ScriptState* scriptState, PerformanceBase* performance, PerformanceObserverCallback* callback)
     : m_scriptState(scriptState)
     , m_callback(callback)
     , m_performance(performance)