Update Panel UI looks on Windows.

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. OS values are passed through from Python's sys.platform:
 
   win32 - Windows
   darwin - Mac
   linux2 - Linux (both Views and GTK+)
 
@@ skipping 4710 matching lines @@
       </message>
       <message name="IDS_ACCNAME_SYNC_ERROR_BUTTON" desc="The accessible name for the sync error button on the bookmarks bar.">
         Sync Error - please sign in again
       </message>
       <message name="IDS_ACCNAME_WEB_CONTENTS" desc="The accessible name for the web contents.">
         Web Contents
       </message>
       <message name="IDS_ACCNAME_SIDE_BAR" desc="The accessible name for the side bar.">
         Sidebar
       </message>
-      <message name="IDS_ACCNAME_ABOUT_PANEL" desc="The accessible name for 'About this Panel' button on the panel window.">
-        About this panel
-      </message>
 
       <!-- Browser Hung Plugin Detector -->
       <message name="IDS_UNKNOWN_PLUGIN_NAME" desc="Name for a plugin whose name could not be determined">
         Unknown
       </message>
 
       <message name="IDS_BROWSER_HANGMONITOR_TITLE" desc="Title for the hung plugin message">
         Plug-in Unresponsive
       </message>
       <message name="IDS_BROWSER_HANGMONITOR" desc="A plugin on a page has hung">
@@ skipping 7851 matching lines @@
     <message name="IDS_READER_OUT_OF_DATE_BLOCKING_PAGE_OK" desc="OK button text of the Adobe Reader out of date blocking page.">
       OK
     </message>
     <message name="IDS_READER_OUT_OF_DATE_BLOCKING_PAGE_CANCEL" desc="Cancel button text of the Adobe Reader out of date blocking page.">
       Cancel
     </message>
     <message name="IDS_EXPORT_BOOKMARKS_DEFAULT_FILENAME" desc="Filename that pre-populates the filename field when user clicks attempts to export his bookmarks.">
       bookmarks_<ph name="DATESTAMP">$1<ex>02_11_11</ex></ph>.html
     </message>
 
-    <!-- Panels -->
-    <message name="IDS_ABOUT_PANEL_BUBBLE_EXTENSION_INSTALL_DATE" desc="Text for the label of the about panel bubble to show the extension install date.">
-      Extension installed: <ph name="DATE">$1<ex>January 1, 2011</ex></ph>
-    </message>
-    <message name="IDS_ABOUT_PANEL_BUBBLE_UNINSTALL_EXTENSION" desc="Text for the link shown on the about panel bubble to uninstall the extension.">
-      Uninstall <ph name="EXTENSION_NAME">$1<ex>Sample Extension</ex></ph>
-    </message>
-    <message name="IDS_ABOUT_PANEL_BUBBLE_REPORT_ABUSE" desc="Text for the link shown on the about panel bubble to report the abuse.">
-      Report abuse
-    </message>
-
     <!-- Quota messages -->
     <message name="IDS_REQUEST_QUOTA_INFOBAR_QUESTION" desc="Question asked on the info bar whenever webapp requests new (larger) quota to persistently store data on the user's local computer (e.g. for persistent-type filesystem).">
       <ph name="URL">
         $1<ex>html5rocks.com</ex>
       </ph> wants to permanently store data on your local computer.
     </message>
     <message name="IDS_REQUEST_LARGE_QUOTA_INFOBAR_QUESTION" desc="Question asked on the info bar whenever webapp requests new (larger) quota to persistently store large data on the user's local computer (e.g. for persistent-type filesystem).">
       <ph name="URL">
         $1<ex>html5rocks.com</ex>
       </ph> wants to permanently store large data on your local computer.
@@ skipping 10 matching lines @@
     </includes>
     <structures fallback_to_english="true">
       <structure name="IDD_CHROME_FRAME_FIND_DIALOG" file="cf_resources.rc" type="dialog" >
       </structure>
       <structure name="IDD_CHROME_FRAME_READY_PROMPT" file="cf_resources.rc" type="dialog" >
       </structure>
     </structures>
 
   </release>
 </grit>