Rewrote WebRTC browser tests to not use peerconnection_server.

chrome/test/data/webrtc/getusermedia.js

Index: chrome/test/data/webrtc/getusermedia.js
diff --git a/chrome/test/data/webrtc/getusermedia.js b/chrome/test/data/webrtc/getusermedia.js
index 49be28aebce5669aec05554ac39cc5738e311d3c..bb66b59bac2f50a264fc34a08190ced5a4db19a8 100644
--- a/chrome/test/data/webrtc/getusermedia.js
+++ b/chrome/test/data/webrtc/getusermedia.js
@@ -121,22 +121,6 @@ function addLocalStreamToPeerConnection(peerConnection) {
 }
 
 /**
- * Removes the local stream from the peer connection.
- * @param {rtcpeerconnection} peerConnection
- */
-function removeLocalStreamFromPeerConnection(peerConnection) {
-  if (gLocalStream == null)
-    throw failTest('Tried to remove local stream from peer connection, ' +
-                   'but there is no stream yet.');
-  try {
-    peerConnection.removeStream(gLocalStream);
-  } catch (exception) {
-    throw failTest('Could not remove stream: ' + exception);
-  }
-  debug('Removed local stream.');
-}
-
-/**
  * @return {string} Returns the current local stream - |gLocalStream|.
  */
 function getLocalStream() {
@@ -179,92 +163,6 @@ function getUserMediaOkCallback_(stream) {
 }
 
 /**
- * Enumerates the audio and video devices available in Chrome and adds the
- * devices to the HTML elements with Id 'audiosrc' and 'videosrc'.
- * Checks if device enumeration is supported and if the 'audiosrc' + 'videosrc'
- * elements exists, if not a debug printout will be displayed.
- * If the device label is empty, audio/video + sequence number will be used to
- * populate the name. Also makes sure the children has been loaded in order
- * to update the constraints.
- */
-function getDevices() {
-  if ($('audiosrc') && $('videosrc') && $('get-devices')) {
-    var audio_select = $('audiosrc');
-    var video_select = $('videosrc');
-    var get_devices = $('get-devices');
-    audio_select.innerHTML = '';
-    video_select.innerHTML = '';
-    try {
-      eval(MediaStreamTrack.getSources(function() {}));
-    } catch (exception) {
-      audio_select.disabled = true;
-      video_select.disabled = true;
-      get_devices.disabled = true;
-      updateGetUserMediaConstraints();
-      debug('Device enumeration not supported. ' + exception);
-      return;
-    }
-    MediaStreamTrack.getSources(function(devices) {
-      for (var i = 0; i < devices.length; i++) {
-        var option = document.createElement('option');
-        option.value = devices[i].id;
-        option.text = devices[i].label;
-        if (devices[i].kind == 'audio') {
-          if (option.text == '') {
-            option.text = devices[i].id;
-          }
-          audio_select.appendChild(option);
-        }
-        else if (devices[i].kind == 'video') {
-          if (option.text == '') {
-            option.text = devices[i].id;
-          }
-          video_select.appendChild(option);
-        }
-        else {
-          debug('Device type ' + devices[i].kind + ' not recognized, cannot ' +
-                'enumerate device. Currently only device types \'audio\' and ' +
-                '\'video\' are supported');
-          updateGetUserMediaConstraints();
-          return;
-        }
-      }
-    });
-    checkIfDeviceDropdownsArePopulated();
-  }
-  else {
-    debug('Device DOM elements cannot be found, cannot display devices');
-    updateGetUserMediaConstraints();
-  }
-}
-
-/**
- * This provides the selected source id from the objects in the parameters
- * provided to this function. If the audio_select or video_select objects does
- * not have any HTMLOptions children it will return null in the source object.
- * @param {object} audio_select HTML drop down element with audio devices added
- *     as HTMLOptionsCollection children.
- * @param {object} video_select HTML drop down element with audio devices added
- *     as HTMLPptionsCollection children.
- * @return {object} audio_id video_id Containing audio and video source ID from
- *     the selected devices in the drop down menus provided as parameters to
- *     this function.
- */
-function getSourcesFromField(audio_select, video_select) {
-  var source = {
-    audio_id: null,
-    video_id: null
-  };
-  if (audio_select.options.length > 0) {
-    source.audio_id = audio_select.options[audio_select.selectedIndex].value;
-  }
-  if (video_select.options.length > 0) {
-    source.video_id = video_select.options[video_select.selectedIndex].value;
-  }
-  return source;
-}
-
-/**
  * @private
  * @param {NavigatorUserMediaError} error Error containing details.
  */