Fix virtual/override/final usage in Source/modules/.

Source/modules/indexeddb/IDBRequestTest.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 40 matching lines @@
 namespace blink {
 namespace {
 
 class IDBRequestTest : public testing::Test {
 public:
     IDBRequestTest()
         : m_scope(v8::Isolate::GetCurrent())
     {
     }
 
-    virtual void SetUp() override
+    void SetUp() override
     {
         m_executionContext = adoptRefWillBeNoop(new NullExecutionContext());
         m_scope.scriptState()->setExecutionContext(m_executionContext.get());
     }
 
-    virtual void TearDown() override
+    void TearDown() override
     {
         m_executionContext->notifyContextDestroyed();
         m_scope.scriptState()->setExecutionContext(nullptr);
     }
 
     v8::Isolate* isolate() const { return m_scope.isolate(); }
     ScriptState* scriptState() const { return m_scope.scriptState(); }
     ExecutionContext* executionContext() const { return m_scope.scriptState()->executionContext(); }
 
 private:
@@ skipping 36 matching lines @@
     // finds the object in a pending state (and asserts.)
     executionContext()->stopActiveDOMObjects();
 }
 
 class MockWebIDBDatabase : public WebIDBDatabase {
 public:
     static PassOwnPtr<MockWebIDBDatabase> create()
     {
         return adoptPtr(new MockWebIDBDatabase());
     }
-    virtual ~MockWebIDBDatabase()
+    ~MockWebIDBDatabase() override
     {
         EXPECT_TRUE(m_closeCalled);
     }
 
-    virtual void close() override
+    void close() override
     {
         m_closeCalled = true;
     }
-    virtual void abort(long long transactionId) override { }
+    void abort(long long transactionId) override { }
 
 private:
     MockWebIDBDatabase()
         : m_closeCalled(false)
     {
     }
 
     bool m_closeCalled;
 };
 
@@ skipping 19 matching lines @@
         IDBOpenDBRequest* request = IDBOpenDBRequest::create(scriptState(), callbacks, transactionId, version);
         EXPECT_EQ(request->readyState(), "pending");
 
         executionContext()->stopActiveDOMObjects();
         request->onSuccess(backend.release(), metadata);
     }
 }
 
 } // namespace
 } // namespace blink