Add a Record button to the web-app if the host supports video recording.

remoting/resources/remoting_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 
 <grit base_dir="." current_release="1" enc_check="möl" latest_public_release="0" source_lang_id="en">
   <outputs>
     <output filename="remoting/base/string_resources.h" type="rc_header">
       <emit emit_type="prepend"/>
     </output>
 
     <output filename="remoting/resources/ar.pak" lang="ar" type="data_package"/>
     <output filename="remoting/resources/bg.pak" lang="bg" type="data_package"/>
@@ skipping 698 matching lines @@
       </message>
       <message desc="Error message displayed to the user if they enter different PINs in the boxes marked 'PIN' and 'retype PIN'." name="IDS_PINS_NOT_EQUAL">
         Please enter the same PIN in both boxes.
       </message>
       <message desc="Web-app description. Displayed in Chrome's extensions page. KEEP THIS TO 132 CHARACTERS OR LESS, as this is a hard limit imposed by Chrome Web Store." name="IDS_PRODUCT_DESCRIPTION">
         Access other computers or allow another user to access your computer securely over the Internet.
       </message>
       <message desc="Label for button to reconnect to the previous Me2Me host. This button appears on the 'session-finished' page." name="IDS_RECONNECT">
         Reconnect
       </message>
+      <message desc="Button for starting video frame recording, to capture frame sequences for debugging purposes." name="IDS_START_RECORDING">
+        Start Recording
+      </message>
+      <message desc="Button for stopping recording of video frames." name="IDS_STOP_RECORDING">
+        Stop Recording
+      </message>
       <message desc="Button for enabling or disabling the 'resize-to-client' functionality, whereby the host desktop is resized to match the client size as closely as possible." name="IDS_RESIZE_TO_CLIENT">
         Resize desktop to fit
       </message>
       <message desc="Label for button to retry connecting to a Me2Me host, after failing to connect to that host. This button appears on the 'session-finished' page." name="IDS_RETRY">
         Retry
       </message>
       <message desc="Tool-bar button used to access the Full-screen and shrink-to-fit features ('screen' in this context refers to the fact that the options are related to how the remote screen is displayed)." name="IDS_SCREEN_OPTIONS">
         Screen options
       </message>
       <message desc="Label for the client-side menu button that sends a Ctrl-Alt-Del sequence to the host. Clicking this button behaves as if Ctrl, Alt and Del were pressed and then released at the host." name="IDS_SEND_CTRL_ALT_DEL" formatter_data="android_java">
@@ skipping 115 matching lines @@
       </message>
       <message desc="Menu option to open a new window." name="IDS_NEW_WINDOW">
         New window…
       </message>
       <message desc="Label for the Feedback button displayed in the Android Help screen. Pressing this button causes the Feedback screen to be shown." name="IDS_ACTIONBAR_FEEDBACK" formatter_data="android_java">
         Feedback
       </message>
     </messages>
   </release>
 </grit>