Implement delaying resource requests until privacy blacklists are ready.

chrome/app/generated_resources.grd

 <?xml version="1.0" encoding="UTF-8"?>
 
 <!-- This file contains definitions of resources that will be translated for
 each locale. -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/generated_resources.h" type="rc_header">
       <emit emit_type='prepend'></emit>
@@ skipping 6024 matching lines @@
       Open Files
     </message>
 
     <!-- Privacy Blacklist -->
     <message name="IDS_BLACKLIST_TITLE" desc="Title of the page displayed when a page is blocked.">
       Blocked Resource
     </message>
     <message name="IDS_BLACKLIST_MESSAGE" desc="Message shown instead of a blocked element.">
       The following Privacy Blacklists prevented this content from showing:
     </message>
-    <message name="IDS_BLACKLIST_UNBLOCK" desc="Prompt to unblock a blacklisted element.">
-      Click to unblock
-    </message>
     <message name="IDS_BLACKLIST_BLOCKED_COOKIES" desc="Cookies was blacklisted.">
       Cookies not sent
     </message>
     <message name="IDS_BLACKLIST_BLOCKED_REFERRER" desc="Referrer sending was blacklisted.">
       Referrer not sent
     </message>
     <message name="IDS_BLACKLIST_ERROR_LOADING_TITLE" desc="Title of the dialog shown when the privacy blacklist cannot be loaded.">
       Privacy Blacklist Error
     </message>
     <message name="IDS_BLACKLIST_ERROR_LOADING_TEXT" desc="Text of the dialog shown when the privacy blacklist cannot be loaded.">
@@ skipping 125 matching lines @@
       <message name="IDS_COMPACT_NAVBAR" desc="The menu item on the app menu to toggle compact navigation bar">
         Toggle Compact Navigation Bar
       </message>
     </if>
      <message name="IDS_BOOKMARK_BAR_IMPORT_LINK" desc="text shown for importing ">
        Import bookmarks now...
      </message>
     </messages>
   </release>
 </grit>