Remove V8TestingScope::create

Source/modules/indexeddb/IDBRequestTest.cpp

Index: Source/modules/indexeddb/IDBRequestTest.cpp
diff --git a/Source/modules/indexeddb/IDBRequestTest.cpp b/Source/modules/indexeddb/IDBRequestTest.cpp
index 43851600a4f220da3d6ba33e366d28fd80173075..2ddbf31440b5f2e9018c144942a76a75ce6eaed6 100644
--- a/Source/modules/indexeddb/IDBRequestTest.cpp
+++ b/Source/modules/indexeddb/IDBRequestTest.cpp
@@ -74,17 +74,17 @@ NullExecutionContext::NullExecutionContext()
 class IDBRequestTest : public testing::Test {
 public:
     IDBRequestTest()
-        : m_scope(V8TestingScope::create(v8::Isolate::GetCurrent()))
+        : m_scope(v8::Isolate::GetCurrent())
     {
-        m_scope->scriptState()->setExecutionContext(adoptRef(new NullExecutionContext()));
+        m_scope.scriptState()->setExecutionContext(adoptRef(new NullExecutionContext()));
     }
 
-    v8::Isolate* isolate() const { return m_scope->isolate(); }
-    ScriptState* scriptState() const { return m_scope->scriptState(); }
-    ExecutionContext* executionContext() const { return m_scope->scriptState()->executionContext(); }
+    v8::Isolate* isolate() const { return m_scope.isolate(); }
+    ScriptState* scriptState() const { return m_scope.scriptState(); }
+    ExecutionContext* executionContext() const { return m_scope.scriptState()->executionContext(); }
 
 private:
-    OwnPtr<V8TestingScope> m_scope;
+    V8TestingScope m_scope;
 };
 
 TEST_F(IDBRequestTest, EventsAfterStopping)