Standardize usage of virtual/override/final in gpu/

gpu/command_buffer/service/query_manager_unittest.cc

 // Copyright (c) 2012 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 "gpu/command_buffer/service/query_manager.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/service/cmd_buffer_engine.h"
 #include "gpu/command_buffer/service/error_state_mock.h"
 #include "gpu/command_buffer/service/feature_info.h"
 #include "gpu/command_buffer/service/gles2_cmd_decoder.h"
@@ skipping 78 matching lines @@
    public:
     MockCommandBufferEngine() {
       scoped_ptr<base::SharedMemory> shared_memory(new base::SharedMemory());
       shared_memory->CreateAndMapAnonymous(kSharedBufferSize);
       valid_buffer_ =
           MakeBufferFromSharedMemory(shared_memory.Pass(), kSharedBufferSize);
       data_ = static_cast<uint8*>(valid_buffer_->memory());
       ClearSharedMemory();
     }
 
-    virtual ~MockCommandBufferEngine() {
-    }
+    ~MockCommandBufferEngine() override {}
 
-    virtual scoped_refptr<gpu::Buffer> GetSharedMemoryBuffer(int32 shm_id)
-        override {
+    scoped_refptr<gpu::Buffer> GetSharedMemoryBuffer(int32 shm_id) override {
       return shm_id == kSharedMemoryId ? valid_buffer_ : invalid_buffer_;
     }
 
     void ClearSharedMemory() {
       memset(data_, kInitialMemoryValue, kSharedBufferSize);
     }
 
-    virtual void set_token(int32 token) override {
-      DCHECK(false);
-    }
+    void set_token(int32 token) override { DCHECK(false); }
 
-    virtual bool SetGetBuffer(int32 /* transfer_buffer_id */) override {
+    bool SetGetBuffer(int32 /* transfer_buffer_id */) override {
       DCHECK(false);
       return false;
     }
 
     // Overridden from CommandBufferEngine.
-    virtual bool SetGetOffset(int32 offset) override {
+    bool SetGetOffset(int32 offset) override {
       DCHECK(false);
       return false;
     }
 
     // Overridden from CommandBufferEngine.
-    virtual int32 GetGetOffset() override {
+    int32 GetGetOffset() override {
       DCHECK(false);
       return 0;
     }
 
    private:
     uint8* data_;
     scoped_refptr<gpu::Buffer> valid_buffer_;
     scoped_refptr<gpu::Buffer> invalid_buffer_;
   };
 
@@ skipping 428 matching lines @@
 
   EXPECT_EQ(static_cast<GLuint>(GL_INVALID_ENUM), sync->result);
 
   manager->Destroy(false);
 }
 
 }  // namespace gles2
 }  // namespace gpu