Add update menu item and app menu icon badge

chrome/android/java/strings/android_chrome_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 
 <!-- android_chrome_strings.grd contains strings for Chrome for Android.
 
 FAQ:
   - How do I add, change, or remove a string?
       Just update this file.
   - Translations will happen automatically??
       Yes, indeed. Just add your string before the branch point and
       make the description good.
@@ skipping 1738 matching lines @@
 
       <!-- Toolbar button strings -->
       <message name="IDS_OPEN_TABS" desc="Text for button to enter the tab switcher and show tabs that are open on this device">
         Open tabs
       </message>
       <message name="IDS_BUTTON_NEW_TAB" desc="Button name for opening a new tab.">
         New tab
       </message>
 
       <!-- Main menu items -->
+      <message name="IDS_MENU_UPDATE" desc="">

[gone, 2015/12/08 22:24:24]

You need the descriptions; translators use that to deal with nuance.

[Theresa, 2015/12/10 03:53:18]

Done.

+        Update Chrome
+      </message>
+      <message name="IDS_MENU_UPDATE_SUMMARY_DEFAULT" desc="">
+        You should upgrade
+      </message>
       <message name="IDS_MENU_NEW_TAB" desc="Menu item for opening a new tab. [CHAR-LIMIT=27]">
         New tab
       </message>
       <message name="IDS_MENU_NEW_INCOGNITO_TAB" desc="Menu item for opening a new incognito tab that facilitates pseudononymous browsing. [CHAR-LIMIT=27]" meaning="Android menu">
         New incognito tab
       </message>
       <message name="IDS_MENU_BOOKMARKS" desc="Menu item for opening the bookmarks page that contains all the user's bookmarks. [CHAR-LIMIT=27]">
         Bookmarks
       </message>
       <message name="IDS_MENU_BOOKMARKS_OFFLINE_PAGES" desc="Menu item for opening the saved pages page that contains all the user's saved pages (bookmarks and offline). [CHAR-LIMIT=27]">
@@ skipping 330 matching lines @@
       <!-- Accessibility -->
       <message name="IDS_ACCESSIBILITY_TOOLBAR_BTN_FORWARD" desc="Content description for the forward navigation button.">
         Go forward
       </message>
       <message name="IDS_ACCESSIBILITY_TOOLBAR_BTN_BACK" desc="Content description for the backard navigation button.">
         Go back
       </message>
       <message name="IDS_ACCESSIBILITY_TOOLBAR_BTN_MENU" desc="Content description for the settings menu button.">
         More options
       </message>
+      <message name="IDS_ACCESSIBILITY_TOOLBAR_UPDATE_BADGE" desc="Content description for the settings menu update badge.">
+        An update for Chrome is available.
+      </message>
       <message name="IDS_ACCESSIBILITY_TOOLBAR_BTN_SITE_INFO" desc="Content description for the page icon that gives more site information when clicked.  The icon can be a lock for secure pages, a magnifier for search result pages, or other icons representing the page state.">
         Site information
       </message>
       <message name="IDS_ACCESSIBILITY_TOOLBAR_BTN_MIC" desc="Content description for the voice search button.">
         Start voice search
       </message>
       <message name="IDS_ACCESSIBILITY_TOOLBAR_BTN_DELETE_URL" desc="Content description for the clear text input button.">
         Clear input
       </message>
       <message name="IDS_ACCESSIBILITY_NEW_TAB_PAGE" desc="Accessibility text to read aloud when the user focuses the new tab view.">
@@ skipping 169 matching lines @@
       </message>
       <message name="IDS_PHYSICAL_WEB_EMPTY_LIST" desc="The message displayed in place of a list of nearby URLs when there are no URLs to display.">
         There are no nearby web pages found
       </message>
       <message name="IDS_PHYSICAL_WEB_EMPTY_LIST_SCANNING" desc="The message displayed in place of a list of nearby URLs while still scanning for nearby URLs.">
         Looking for nearby web pages
       </message>
     </messages>
   </release>
 </grit>