Remove 'V8' prefix from generated callback function classes

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

Index: third_party/WebKit/Source/core/timing/PerformanceBaseTest.cpp
diff --git a/third_party/WebKit/Source/core/timing/PerformanceBaseTest.cpp b/third_party/WebKit/Source/core/timing/PerformanceBaseTest.cpp
index 1e992ecae5c0142b12f6d012c8403a26a67bb8f8..d353d49e8d876da13055925272c24fc45044d36b 100644
--- a/third_party/WebKit/Source/core/timing/PerformanceBaseTest.cpp
+++ b/third_party/WebKit/Source/core/timing/PerformanceBaseTest.cpp
@@ -4,8 +4,8 @@
 
 #include "core/timing/Performance.h"
 
+#include "bindings/core/v8/PerformanceObserverCallback.h"
 #include "bindings/core/v8/V8BindingForTesting.h"
-#include "bindings/core/v8/V8PerformanceObserverCallback.h"
 #include "core/timing/PerformanceBase.h"
 #include "core/timing/PerformanceLongTaskTiming.h"
 #include "core/timing/PerformanceObserver.h"
@@ -42,13 +42,13 @@ protected:
     {
         v8::Local<v8::Function> callback = v8::Function::New(scriptState->context(), nullptr).ToLocalChecked();
         m_base = new TestPerformanceBase();
-        m_cb = V8PerformanceObserverCallback::create(scriptState->isolate(), callback);
+        m_cb = PerformanceObserverCallback::create(scriptState->isolate(), callback);
         m_observer = PerformanceObserver::create(scriptState, m_base, m_cb);
     }
 
     Persistent<TestPerformanceBase> m_base;
     Persistent<PerformanceObserver> m_observer;
-    Persistent<V8PerformanceObserverCallback> m_cb;
+    Persistent<PerformanceObserverCallback> m_cb;
 };
 
 TEST_F(PerformanceBaseTest, Register)