Add basic debug log to host page.

remoting/webapp/me2mom/remoting_session.js

 // 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.
 
-// Maximum numer of lines to record in the debug log.
-// Only the most recent <n> lines are displayed.
-var MAX_DEBUG_LOG_SIZE = 1000;
-
 var remoting = chrome.extension.getBackgroundPage().remoting;
 
 // Chromoting session API version (for this javascript).
 // This is compared with the plugin API version to verify that they are
 // compatible.
 remoting.apiVersion = 2;
 
 // The oldest API version that we support.
 // This will differ from the |apiVersion| if we maintain backward
 // compatibility with older API versions.
@@ skipping 144 matching lines @@
             'oauth2:' + remoting.oauth2.getAccessToken(), remoting.accessCode);
       }
     }
   } else {
     addToDebugLog('ERROR: remoting plugin not loaded');
     setClientStateMessage('Plugin not loaded');
   }
 
 }
 
-function toggleDebugLog() {
-  debugLog = document.getElementById('debug-log');
-  toggleButton = document.getElementById('debug-log-toggle');
-
-  if (!debugLog.style.display || debugLog.style.display == 'none') {
-    debugLog.style.display = 'block';
-    toggleButton.value = 'Hide Debug Log';
-  } else {
-    debugLog.style.display = 'none';
-    toggleButton.value = 'Show Debug Log';
-  }
-}
-
 function toggleScaleToFit() {
   remoting.scaleToFit = !remoting.scaleToFit;
   document.getElementById('scale-to-fit-toggle').value =
       remoting.scaleToFit ? 'No scaling' : 'Scale to fit';
   remoting.plugin.setScaleToFit(remoting.scaleToFit);
 }
 
 /**
  * This is the callback method that the plugin calls to request username and
  * password for logging into the remote host. For Me2Mom we are pre-authorized
@@ skipping 110 matching lines @@
 }
 
 /**
  * This is that callback that the plugin invokes to indicate that there
  * is additional debug log info to display.
  */
 function debugInfoCallback(msg) {
   addToDebugLog('plugin: ' + msg);
 }
 
-/**
- * Add the given message to the debug log.
- *
- * @param {string} message The debug info to add to the log.
- */
-function addToDebugLog(message) {
-  var debugLog = document.getElementById('debug-log');
-
-  // Remove lines from top if we've hit our max log size.
-  if (debugLog.childNodes.length == MAX_DEBUG_LOG_SIZE) {
-    debugLog.removeChild(debugLog.firstChild);
-  }
-
-  // Add the new <p> to the end of the debug log.
-  var p = document.createElement('p');
-  p.appendChild(document.createTextNode(message));
-  debugLog.appendChild(p);
-
-  // Scroll to bottom of div
-  debugLog.scrollTop = debugLog.scrollHeight;
-}
-
 function updateStatusBarStats() {
   if (remoting.plugin.status != remoting.plugin.STATUS_CONNECTED)
     return;
   var videoBandwidth = remoting.plugin.videoBandwidth;
   var videoCaptureLatency = remoting.plugin.videoCaptureLatency;
   var videoEncodeLatency = remoting.plugin.videoEncodeLatency;
   var videoDecodeLatency = remoting.plugin.videoDecodeLatency;
   var videoRenderLatency = remoting.plugin.videoRenderLatency;
 
   var units = '';
@@ skipping 13 matching lines @@
   setClientStateMessage(
       'Bandwidth: ' + videoBandwidth.toFixed(2) + units +
       ', Capture: ' + videoCaptureLatency.toFixed(2) + 'ms' +
       ', Encode: ' + videoEncodeLatency.toFixed(2) + 'ms' +
       ', Decode: ' + videoDecodeLatency.toFixed(2) + 'ms' +
       ', Render: ' + videoRenderLatency.toFixed(2) + 'ms');
 
   // Update the stats once per second.
   window.setTimeout('updateStatusBarStats()', 1000);
 }