Chromium style checker cleanup

gpu/command_buffer/service/gpu_tracer.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/gpu_tracer.h"
 
 #include <deque>
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
@@ skipping 72 matching lines @@
   GLARBTimerTrace(scoped_refptr<Outputter> outputter, const std::string& name,
                   int64 offset);
 
   // Implementation of Tracer
   virtual void Start() OVERRIDE;
   virtual void End() OVERRIDE;
   virtual bool IsAvailable() OVERRIDE;
   virtual void Process() OVERRIDE;
 
  private:
-  ~GLARBTimerTrace();
+  virtual ~GLARBTimerTrace();
 
   void Output();
 
   scoped_refptr<Outputter> outputter_;
 
   int64 offset_;
   int64 start_time_;
   int64 end_time_;
   bool end_requested_;
 
   GLuint queries_[2];
 
   DISALLOW_COPY_AND_ASSIGN(GLARBTimerTrace);
 };
 
 class NoopTrace : public Trace {
  public:
   explicit NoopTrace(const std::string& name) : Trace(name) {}
 
   // Implementation of Tracer
   virtual void Start() OVERRIDE {}
   virtual void End() OVERRIDE {}
   virtual bool IsAvailable() OVERRIDE { return true; }
   virtual bool IsProcessable() OVERRIDE { return false; }
   virtual void Process() OVERRIDE {}
 
  private:
-  ~NoopTrace() {}
+  virtual ~NoopTrace() {}
 
   DISALLOW_COPY_AND_ASSIGN(NoopTrace);
 };
 
 class GPUTracerImpl
     : public GPUTracer,
       public base::SupportsWeakPtr<GPUTracerImpl> {
  public:
   GPUTracerImpl()
       : gpu_category_enabled_(TRACE_EVENT_API_GET_CATEGORY_ENABLED("gpu")),
@@ skipping 204 matching lines @@
 }  // namespace
 
 scoped_ptr<GPUTracer> GPUTracer::Create() {
   if (gfx::g_driver_gl.ext.b_GL_ARB_timer_query)
     return scoped_ptr<GPUTracer>(new GPUTracerARBTimerQuery());
   return scoped_ptr<GPUTracer>(new GPUTracerImpl());
 }
 
 }  // namespace gles2
 }  // namespace gpu