RefCounted types should not have public destructors, content/browser part 2

content/renderer/media/rtc_video_decoder.h

Index: content/renderer/media/rtc_video_decoder.h
diff --git a/content/renderer/media/rtc_video_decoder.h b/content/renderer/media/rtc_video_decoder.h
index 8d1f9c0f502aedefbd093fbc2ec52edf938209e8..ca615431b960912dd847149728b6124d508bd820 100644
--- a/content/renderer/media/rtc_video_decoder.h
+++ b/content/renderer/media/rtc_video_decoder.h
@@ -28,7 +28,6 @@ class CONTENT_EXPORT RTCVideoDecoder
       NON_EXPORTED_BASE(public cricket::VideoRenderer) {
  public:
   RTCVideoDecoder(MessageLoop* message_loop, const std::string& url);
-  virtual ~RTCVideoDecoder();
 
   // Filter implementation.
   virtual void Play(const base::Closure& callback) OVERRIDE;
@@ -50,6 +49,9 @@ class CONTENT_EXPORT RTCVideoDecoder
   virtual bool SetSize(int width, int height, int reserved) OVERRIDE;
   virtual bool RenderFrame(const cricket::VideoFrame* frame) OVERRIDE;
 
+ protected:
+  virtual ~RTCVideoDecoder();
+
  private:
   friend class RTCVideoDecoderTest;
   FRIEND_TEST_ALL_PREFIXES(RTCVideoDecoderTest, Initialize_Successful);