Add OnRemoved() in VideoCapture::EventHandler API

content/renderer/media/capture_video_decoder.cc

 // Copyright (c) 2011 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 "content/renderer/media/capture_video_decoder.h"
 
 #include "content/renderer/media/video_capture_impl_manager.h"
 #include "media/base/filter_host.h"
 #include "media/base/limits.h"
 #include "media/base/video_util.h"
@@ skipping 91 matching lines @@
 
 void CaptureVideoDecoder::OnPaused(media::VideoCapture* capture) {
   NOTIMPLEMENTED();
 }
 
 void CaptureVideoDecoder::OnError(media::VideoCapture* capture,
                                   int error_code) {
   NOTIMPLEMENTED();
 }
 
+void CaptureVideoDecoder::OnRemoved(media::VideoCapture* capture) {
+  NOTIMPLEMENTED();
+}
+
 void CaptureVideoDecoder::OnBufferReady(
     media::VideoCapture* capture,
     scoped_refptr<media::VideoCapture::VideoFrameBuffer> buf) {
   DCHECK(buf);
   message_loop_proxy_->PostTask(
       FROM_HERE,
       NewRunnableMethod(this,
                         &CaptureVideoDecoder::OnBufferReadyOnDecoderThread,
                         capture,
                         buf));
@@ skipping 126 matching lines @@
   int uv_height = capability_.height / 2;  // YV12 format.
   CopyYPlane(buffer, y_width, y_height, video_frame);
   buffer += y_width * y_height;
   CopyUPlane(buffer, uv_width, uv_height, video_frame);
   buffer += uv_width * uv_height;
   CopyVPlane(buffer, uv_width, uv_height, video_frame);
 
   VideoFrameReady(video_frame);
   capture->FeedBuffer(buf);
 }