Standardize usage of virtual/override/final in content/

content/child/indexed_db/indexed_db_dispatcher_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/values.h"
 #include "content/child/indexed_db/indexed_db_dispatcher.h"
 #include "content/child/indexed_db/webidbcursor_impl.h"
 #include "content/child/thread_safe_sender.h"
@@ skipping 31 matching lines @@
   bool error_seen_;
 
   DISALLOW_COPY_AND_ASSIGN(MockCallbacks);
 };
 
 class MockDispatcher : public IndexedDBDispatcher {
  public:
   explicit MockDispatcher(ThreadSafeSender* sender)
       : IndexedDBDispatcher(sender) {}
 
-  virtual bool Send(IPC::Message* msg) override {
+  bool Send(IPC::Message* msg) override {
     delete msg;
     return true;
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockDispatcher);
 };
 
 }  // namespace
 
@@ skipping 187 matching lines @@
 
 class MockCursor : public WebIDBCursorImpl {
  public:
   MockCursor(int32 ipc_cursor_id,
              int64 transaction_id,
              ThreadSafeSender* thread_safe_sender)
       : WebIDBCursorImpl(ipc_cursor_id, transaction_id, thread_safe_sender),
         reset_count_(0) {}
 
   // This method is virtual so it can be overridden in unit tests.
-  virtual void ResetPrefetchCache() override { ++reset_count_; }
+  void ResetPrefetchCache() override { ++reset_count_; }
 
   int reset_count() const { return reset_count_; }
 
  private:
   int reset_count_;
 
   DISALLOW_COPY_AND_ASSIGN(MockCursor);
 };
 
 }  // namespace
@@ skipping 71 matching lines @@
                                       cursor1_transaction_id);
 
   EXPECT_EQ(2, cursor1->reset_count());
   EXPECT_EQ(0, cursor2->reset_count());
 
   cursor1.reset();
   cursor2.reset();
 }
 
 }  // namespace content