VideoCapture: Sort VideoPixelFormat in order of preference

content/browser/renderer_host/media/video_capture_controller.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 "content/browser/renderer_host/media/video_capture_controller.h"
 
 #include <map>
 #include <set>
 
 #include "base/bind.h"
@@ skipping 618 matching lines @@
   if (!has_received_frames_) {
     UMA_HISTOGRAM_COUNTS("Media.VideoCapture.Width",
                          buffer_format.frame_size.width());
     UMA_HISTOGRAM_COUNTS("Media.VideoCapture.Height",
                          buffer_format.frame_size.height());
     UMA_HISTOGRAM_ASPECT_RATIO("Media.VideoCapture.AspectRatio",
                                buffer_format.frame_size.width(),
                                buffer_format.frame_size.height());
     UMA_HISTOGRAM_COUNTS("Media.VideoCapture.FrameRate",
                          buffer_format.frame_rate);
-    UMA_HISTOGRAM_ENUMERATION("Media.VideoCapture.PixelFormat",
-                              buffer_format.pixel_format,
-                              media::PIXEL_FORMAT_MAX);
     has_received_frames_ = true;
   }
 
   buffer_pool_->HoldForConsumers(buffer->id(), count);
 }
 
 void VideoCaptureController::DoErrorOnIOThread() {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   state_ = VIDEO_CAPTURE_STATE_ERROR;
 
@@ skipping 61 matching lines @@
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   int active_client_count = 0;
   for (ControllerClient* client : controller_clients_) {
     if (!client->paused)
       ++active_client_count;
   }
   return active_client_count;
 }
 
 }  // namespace content