Quick fix for CanvasCaptureHandler dtor

content/renderer/media/canvas_capture_handler.h

 // Copyright 2015 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.
 
 #ifndef CONTENT_RENDERER_MEDIA_CANVAS_CAPTURE_HANDLER_H_
 #define CONTENT_RENDERER_MEDIA_CANVAS_CAPTURE_HANDLER_H_
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/threading/thread_checker.h"
 #include "content/common/content_export.h"
 #include "media/base/video_capturer_source.h"
 #include "media/base/video_frame_pool.h"
 #include "third_party/WebKit/public/platform/WebCanvasCaptureHandler.h"
 #include "third_party/WebKit/public/platform/WebMediaStream.h"
 #include "third_party/WebKit/public/platform/WebSize.h"
 #include "third_party/WebKit/public/platform/WebSkImage.h"
 #include "third_party/skia/include/core/SkImage.h"
 
 namespace content {
 
 class CONTENT_EXPORT CanvasCaptureHandler final
     : public NON_EXPORTED_BASE(blink::WebCanvasCaptureHandler) {
  public:
   CanvasCaptureHandler(const blink::WebSize& size,
                        double frame_rate,
                        blink::WebMediaStream* stream);
+  ~CanvasCaptureHandler() override;
 
   // blink::WebCanvasCaptureHandler Implementation.
   void sendNewFrame(const blink::WebSkImage& image) override;
   bool needsNewFrame() const override;
 
   // Functions called by media::VideoCapturerSource implementation.
   void StartVideoCapture(
       const media::VideoCaptureParams& params,
       const media::VideoCapturerSource::VideoCaptureDeliverFrameCB&
           new_frame_callback,
       const media::VideoCapturerSource::RunningCallback& running_callback);
   void StopVideoCapture();
   blink::WebSize GetSourceSize() const { return size_; }
 
  private:
-  virtual ~CanvasCaptureHandler();
-
   void CreateNewFrame(const blink::WebSkImage& image);
 
   // Implementation VideoCapturerSource that is owned by blink and delegates
   // the Start/Stop calls to CanvasCaptureHandler.
   class VideoCapturerSource;
   // Object that does all the work of running |new_frame_callback_|.
   // Destroyed on |io_task_runner_| after the class is destroyed.
   class CanvasCaptureHandlerDelegate;
 
   media::VideoCaptureFormat capture_format_;
@@ skipping 11 matching lines @@
   // Bound to the main render thread.
   base::ThreadChecker thread_checker_;
   base::WeakPtrFactory<CanvasCaptureHandler> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CanvasCaptureHandler);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_CANVAS_CAPTURE_HANDLER_H_