Remove sampling trace events from the binding layer

third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp

Index: third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp b/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
index fda660b6f91157f1fe5b3dedbe4f05c88d0fcc72..a8759f4059609336b738146eba841c781f9c0ced 100644
--- a/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
@@ -957,14 +957,12 @@ PassRefPtr<TracedValue> devToolsTraceEventData(v8::Isolate* isolate, ExecutionCo
 
 void v8ConstructorAttributeGetter(v8::Local<v8::Name> propertyName, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMGetter");
     v8::Local<v8::Value> data = info.Data();
     ASSERT(data->IsExternal());
     V8PerContextData* perContextData = V8PerContextData::from(info.Holder()->CreationContext());
     if (!perContextData)
         return;
     v8SetReturnValue(info, perContextData->constructorForType(WrapperTypeInfo::unwrap(data)));
-    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 } // namespace blink