Replace v8::Handle with v8::Local in core/testing/*

Source/core/testing/v8/WebCoreTestSupport.cpp

Index: Source/core/testing/v8/WebCoreTestSupport.cpp
diff --git a/Source/core/testing/v8/WebCoreTestSupport.cpp b/Source/core/testing/v8/WebCoreTestSupport.cpp
index 6675bef878501ac8f444e8853d98010691854607..1f80c3b6e4d2c79b7fcb4747d8e054698fd31aa5 100644
--- a/Source/core/testing/v8/WebCoreTestSupport.cpp
+++ b/Source/core/testing/v8/WebCoreTestSupport.cpp
@@ -41,7 +41,7 @@ void injectInternalsObject(v8::Local<v8::Context> context)
 {
     ScriptState* scriptState = ScriptState::from(context);
     ScriptState::Scope scope(scriptState);
-    v8::Handle<v8::Object> global = scriptState->context()->Global();
+    v8::Local<v8::Object> global = scriptState->context()->Global();
     ExecutionContext* executionContext = scriptState->executionContext();
     if (executionContext->isDocument())
         global->Set(v8AtomicString(scriptState->isolate(), Internals::internalsId), toV8(Internals::create(toDocument(executionContext)), global, scriptState->isolate()));