Add MediaStreamSource frame rate calculation to the tracker.

content/browser/resources/media/webrtc_internals.js

 // Copyright (c) 2013 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.
 
 var USER_MEDIA_TAB_ID = 'user-media-tab-id';
 
 var tabView = null;
 var ssrcInfoManager = null;
 var peerConnectionUpdateTable = null;
 var statsTable = null;
@@ skipping 281 matching lines @@
       = 'bold';
   appendChildWithText(requestDiv, 'div', data.audio);
 
   appendChildWithText(requestDiv, 'span', 'Video Constraints').style.fontWeight
       = 'bold';
   appendChildWithText(requestDiv, 'div', data.video);
 }
 
 
 /**
+ * Handles the report of stats.
+ *
+ * @param {!Object} data The object containing pid, video_id, fps,
+ *     dropped_frames, bla, bla.
+ */
+function addVideoStats(data) {
+  console.log("addvideoStats video source name" + data.video_id + " frame rate" + data.input_frame_rate + " dropped frames " + data.number_of_dropped_frames);
+    // TODO
+}
+
+
+/**
  * Removes the getUserMedia requests from the specified |rid|.
  *
  * @param {!Object} data The object containing rid {number}, the render id.
  */
 function removeGetUserMediaForRenderer(data) {
   for (var i = userMediaRequests.length - 1; i >= 0; --i) {
     if (userMediaRequests[i].rid == data.rid)
       userMediaRequests.splice(i, 1);
   }
 
@@ skipping 16 matching lines @@
   dumpCreator.disableAecRecording();
 }
 
 
 /**
  * Set
  */
 function enableAecRecording() {
   dumpCreator.enableAecRecording();
 }