Add basic debug log to host page.

remoting/webapp/me2mom/remoting_session.css

 /* 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.
  */
 
 /* Elements */
 body {
   margin: 0;
   overflow: auto;
   padding: 0;
   -webkit-user-select: none;
 }
 
 /* Ids */
-#debug-log {
-  background-color: white;
-  bottom: 0;
-  border-top: 1px solid black;
-  display: none;
-  font-family: monospace;
-  font-weight: bold;
-  font-size: small;
-  height: 150px;
-  margin: 0;
-  opacity: 0.85;
-  overflow: auto;
-  padding: 0;
-  position: fixed;
-  width: 100%;
-  z-index: 100;
-  -webkit-user-select: text;
-}
-
 #plugin-scroll-panel {
   overflow: auto;
   width: 100%;
   -webkit-user-select: none;
 }
 
 #session-buttons {
   float: right;
 }
 
@@ skipping 20 matching lines @@
 #status-msg {
   /*
     clear: both; forces the session-controls div to size appropriately for
     session-buttons.
   */
   clear: both;
   font-family: monospace;
   font-size: small;
   margin: 5px;
 }