Remove OmahaUpdateInfoBar and related classes

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 2083 matching lines @@
       </message>
       <message name="IDS_MENU_OPEN_IN_PRODUCT" desc="App menu item for opening link in Chrome. [CHAR-LIMIT=30]">
         Open in <ph name="PRODUCT_NAME">%1$s<ex>Chrome</ex></ph>
       </message>
       <message name="IDS_READER_VIEW_TEXT" desc="Message shown on the reader mode button bar, to invite the user to tap to open a reader mode. Reader mode extracts content and removes clutter from a web page and puts the result in a panel making it easier to read.">
         Make page mobile-friendly
       </message>
       <message name="IDS_READER_MODE_EXPANDED_TITLE" desc="Message shown on the reader mode button bar when it is opened to show reader mode. Reader mode extracts content and removes clutter from a web page and puts the result in a panel making it easier to read.">
         Mobile-friendly view
       </message>
-      <message name="IDS_UPDATE_AVAILABLE_INFOBAR" desc="Text to display when a new update is detected.">
-        Chrome is out of date. Important security improvements and new features are available in the latest version.
-      </message>
-      <message name="IDS_UPDATE_AVAILABLE_INFOBAR_BUTTON" desc="Open market button. [CHAR-LIMIT=32]">
-        Update
-      </message>
       <message name="IDS_FRE_LABEL" desc="First Run Experience Strings">
         First Run Experience
       </message>
       <message name="IDS_CONTENT_PROVIDER_SEARCH_DESCRIPTION" desc="Description for Chrome's entry in QSB's list of search suggestion providers [CHAR-LIMIT=32]">
         Bookmarks and web history
       </message>
 
       <!-- Accessibility -->
       <message name="IDS_ACCESSIBILITY_TOOLBAR_BTN_FORWARD" desc="Content description for the forward navigation button.">
         Go forward
@@ skipping 206 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.">
         No nearby Physical 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 Physical Web pages
       </message>
     </messages>
   </release>
 </grit>