Add screen capture constraints, video tag resize and removed auto video resize

chrome/test/data/webrtc/manual/peerconnection.js

 /**
  * 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.
  */
 
 // The *Here functions are called from peerconnection.html and will make calls
 // into our underlying JavaScript library with the values from the page
 // (have to be named differently to avoid name clashes with existing functions).
 
@@ skipping 105 matching lines @@
   }
 }
 
 /**
  * Updates the constraints in the getusermedia-constraints text box with a
  * MediaStreamConstraints string. This string is created based on the status of
  * the checkboxes for audio and video.
  */
 function updateGetUserMediaConstraints() {
   var constraints = {
-     audio: $('audio').checked,
-     video: $('video').checked
+    audio: $('audio').checked,
+    video: $('video').checked
   };
+  if ($('screencapture').checked) {
+    var constraints = {
+      audio: $('audio').checked,
+      video: {mandatory: {chromeMediaSource: 'screen'}}
+    };
+    if ($('audio').checked == true)
+      debug('Audio for screencapture is not implemented as of M28, please ' +
+            'try to set audio = false prior requesting screencapture');
+  }
   $('getusermedia-constraints').value =
       JSON.stringify(constraints, null, ' ');
 }
 
 function showServerHelp() {
   alert('You need to build and run a peerconnection_server on some ' +
         'suitable machine. To build it in chrome, just run make/ninja ' +
         'peerconnection_server. Otherwise, read in https://code.google' +
         '.com/searchframe#xSWYf0NTG_Q/trunk/peerconnection/README&q=REA' +
         'DME%20package:webrtc%5C.googlecode%5C.com.');
@@ skipping 20 matching lines @@
   $('pc-createoffer-constraints').value = JSON.stringify(
       gCreateOfferConstraints, null, ' ');
   $('pc-createanswer-constraints').value = JSON.stringify(
     gCreateAnswerConstraints, null, ' ');
   replaceReturnCallback(print_);
   replaceDebugCallback(debug_);
   updateGetUserMediaConstraints();
   doNotAutoAddLocalStreamWhenCalled();
   hookupDataChannelCallbacks_();
   hookupDtmfSenderCallback_();
+  displayVideoSize_($('local-view'));
+  displayVideoSize_($('remote-view'));
 };
 
 /**
  * Disconnect before the tab is closed.
  */
 window.onunload = function() {
   if (!isDisconnected())
     disconnect();
 };
 
@@ skipping 116 matching lines @@
   setOnToneChange(function(tone) {
     debug('Sent DTMF tone: ' + tone.tone);
     $('dtmf-tones-sent').value =
       tone.tone + '\n' + $('dtmf-tones-sent').value;
   });
 }
 
 $ = function(id) {
   return document.getElementById(id);
 };