[Extensions] Adjust strings in the extension message bubble

chrome/app/google_chrome_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <!-- This file contains definitions of strings that are specific to
 Google Chrome. These strings will be translated for each locale that Google
 Chrome supports. -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/google_chrome_strings.h" type="rc_header">
       <emit emit_type='prepend'></emit>
@@ skipping 1097 matching lines @@
         </message>
         <message name="IDS_USER_MANAGER_TUTORIAL_SLIDE_OUTRO_TEXT" desc="Main text of the tutorial completion slide">
           Click your name to open Chrome and start browsing.
         </message>
         <message name="IDS_USER_MANAGER_TUTORIAL_SLIDE_OUTRO_ADD_USER" desc="Title text for the button that would add a new user">
           Add yourself to Chrome
         </message>
       </if>
 
       <!-- Settings API bubble -->
-      <message name="IDS_EXTENSIONS_SETTINGS_API_FIRST_LINE_START_PAGES" desc="Text displayed in the Settings API bubble as first line when an extension has changed the start pages.">
-        An extension has changed what page is shown when you start Chrome.
+      <message name="IDS_EXTENSIONS_SETTINGS_API_FIRST_LINE_START_PAGES_SPECIFIC" desc="Text displayed in the Settings API bubble as first line when an extension has changed the start pages, and we are pointing to its icon.">
+        This extension has changed what page is shown when you start Chrome.
+      </message>
+      <message name="IDS_EXTENSIONS_SETTINGS_API_FIRST_LINE_START_PAGES" desc="Text displayed in the Settings API bubble as first line when an extension has changed the start pages, and we are not pointing to its icon.">
+        The extension "<ph name="EXTENSION_NAME">$1<ex>AdBlock</ex></ph>" has changed what page is shown when you start Chrome.
       </message>
       <message name="IDS_EXTENSIONS_SETTINGS_API_SECOND_LINE_START_PAGES" desc="Second line in the Settings API bubble. Only shown if the secondary change by the extension was just the start pages. The triple single quotes are needed to preserve the space before and after the sentence which is needed when the language (Chrome is being translated to) uses space as word separator. Please preserve them, unless the language being translated to does not use space as word separator.">
         ''' It also controls what page is shown when you start Chrome. '''
       </message>
       <message name="IDS_EXTENSIONS_SETTINGS_API_SECOND_LINE_START_AND_HOME" desc="Second line in the Settings API bubble. Only shown if the secondary change by the extension was both the start page and the home page. See IDS_EXTENSIONS_SETTINGS_API_SECOND_LINE_START_PAGES for reason for triple quotes.">
         ''' It also controls what page is shown when you start Chrome or click the Home button. '''
       </message>
       <message name="IDS_EXTENSIONS_SETTINGS_API_SECOND_LINE_START_AND_SEARCH" desc="Second line in the Settings API bubble. Only shown if the secondary change by the extension was both the start page and the search engine. See IDS_EXTENSIONS_SETTINGS_API_SECOND_LINE_START_PAGES for reason for triple quotes.">
         ''' It also controls what page is shown when you start Chrome or search from the Omnibox. '''
       </message>
@@ skipping 133 matching lines @@
           Chrome updates automatically so you always have the freshest version. When this download completes, Chrome will restart and you'll be on your way.
         </message>
         <message name="IDS_EULA_SCREEN_ACCESSIBLE_TITLE" desc="Title to be spoken on opening the OOBE EULA screen">
           Chrome OS terms
         </message>
       </if>
 
     </messages>
   </release>
 </grit>