MD Settings: Replace current toolbar with cr-toolbar.

chrome/app/settings_strings.grdp

 <?xml version="1.0" encoding="utf-8"?>
 <!-- Settings-specific strings (included from generated_resources.grd). -->
 <grit-part>
   <!-- About Page -->
   <if expr="chromeos">
     <message name="IDS_SETTINGS_ABOUT_PAGE_CHECK_FOR_UPDATES" desc="The button label to check for updates and apply (download and install) if found">
       Check for updates
     </message>
     <message name="IDS_SETTINGS_ABOUT_PAGE_CURRENT_CHANNEL_STABLE" desc="The stable label in the message about current channel.">
       stable
@@ skipping 176 matching lines @@
     Choose font types and encoding
   </message>
 
   <!-- Common -->
   <message name="IDS_SETTINGS_ADVANCED" desc="Name of the settings page which displays advanced preferences.">
     Advanced
   </message>
   <message name="IDS_SETTINGS_BASIC" desc="Name of the settings page which displays advanced preferences.">
     Basic
   </message>
-  <message name="IDS_SETTINGS_INTERNAL_SEARCH" desc="Label for input field to search within settings.">
-    Search
+  <message name="IDS_SETTINGS_SEARCH_PROMPT" desc="Label for input field to search within settings.">
+    Search settings
   </message>
   <message name="IDS_SETTINGS_SETTINGS" desc="The settings page title.">
     Settings
   </message>
   <if expr="not chromeos">
     <message name="IDS_SETTINGS_RESTART" desc="Text for a button that will restart Chrome.">
       Relaunch
     </message>
   </if>
   <if expr="chromeos">
@@ skipping 1337 matching lines @@
       System
     </message>
     <message name="IDS_SETTINGS_SYSTEM_HARDWARE_ACCELERATION_LABEL" desc="Label for the checkbox that forces Chrome to render via hardware acceleration (GPU) when available.">
       Use hardware acceleration when available
     </message>
     <message name="IDS_SETTINGS_SYSTEM_PROXY_SETTINGS_BUTTON" desc="Text for the button that changes a user's network proxy settings.">
       Change proxy settings
     </message>
   </if>
 </grit-part>