[uber page] Convert 'Under the Hood' page to a sub-page.

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.  The variables is_win, is_macosx, is_linux, and is_posix are available
 for making strings OS specific.  Other platform defines such as use_titlecase
 are declared in build/common.gypi.
 -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
@@ skipping 8264 matching lines @@
       <message name="IDS_OPTIONS_DEFAULTBROWSER_UNKNOWN" desc="The text displayed when Chrome cannot determine or set the default browser">
         <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph> cannot determine or set the default browser.
       </message>
       <message name="IDS_OPTIONS_DEFAULTBROWSER_SXS" desc="The text displayed when Chrome is installed in side-by-side mode, which does not support setting as the default browser.">
         This is a secondary installation of <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph>, and cannot be made your default browser.
       </message>
       <message name="IDS_AUTOLAUNCH_TEXT" desc="The text displayed in settings to explain whether Chrome is set to auto-launch on startup or not.">
         Launch <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph> automatically when I start my computer
       </message>
 
+      <message name="IDS_OPTIONS_ADVANCED_GROUP_DESCRIPTION" desc="The text displayed to describe the 'Under the Hood' section">
+        Access advanced options in <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph>.
+      </message>
+      <if expr="not pp_ifdef('use_titlecase')">
+        <message name="IDS_OPTIONS_ADVANCED_BUTTON_TITLE" desc="The title of the advanced options button">
+          Open Under the hood
+        </message>
+      </if>
+      <if expr="pp_ifdef('use_titlecase')">
+        <message name="IDS_OPTIONS_ADVANCED_BUTTON_TITLE" desc="In Title Case: The title of the advanced options button">
+          Open Under the Hood
+        </message>
+      </if>
+
       <if expr="pp_ifdef('use_titlecase')">
         <message name="IDS_OPTIONS_DEFAULTBROWSER_USEASDEFAULT" desc="In Title Case: The label of the 'Use Chrome as default' browser button">
           Make <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph> My Default Browser
         </message>
         <message name="IDS_OPTIONS_DOWNLOADLOCATION_GROUP_NAME" desc="The title of the download location group">
           Downloads
         </message>
       </if>
       <if expr="not pp_ifdef('use_titlecase')">
         <message name="IDS_OPTIONS_DEFAULTBROWSER_USEASDEFAULT" desc="In sentence case: The label of the 'Use Chrome as default' browser button">
@@ skipping 6566 matching lines @@
     </messages>
     <structures fallback_to_english="true">
       <!-- Make sure these stay in sync with the structures in generated_resources.grd. -->
       <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>