Implement the Windows desktop search redirection feature.

tools/metrics/actions/actions.xml

 <!--
 Copyright 2014 The Chromium Authors. All rights reserved.
 Use of this source code is governed by a BSD-style license that can be
 found in the LICENSE file.
 -->
 
 <!--
 This file is a comprehensive list of Chrome user actions along with the owner
 and description for each user action. A user action should be tied to an actual
 action taken by a user. It should be logged immediately after a user takes the
@@ skipping 2628 matching lines @@
 <action name="DeleteWordBackward">
   <owner>Please list the metric's owners. Add more owner tags as needed.</owner>
   <description>Please enter the description of this user action.</description>
 </action>
 
 <action name="DeleteWordForward">
   <owner>Please list the metric's owners. Add more owner tags as needed.</owner>
   <description>Please enter the description of this user action.</description>
 </action>
 
+<action name="DesktopSearch">
+  <owner>fdoray@chromium.org</owner>
+  <description>Recorded when a desktop search is opened in Chrome.</description>
+</action>
+
+<action name="DesktopSearchRedirectionInfoBar_Dismiss">
+  <owner>fdoray@chromium.org</owner>
+  <description>
+    Recorded when the user clicks on the dismiss button in the infobar
+    explaining that a desktop search has been redirected to the default search
+    engine.
+  </description>
+</action>
+
+<action name="DesktopSearchRedirectionInfoBar_Ignore">
+  <owner>fdoray@chromium.org</owner>
+  <description>
+    Recorded when the infobar explaining that a desktop search has been
+    redirected to the default search engine is closed without user interaction.
+  </description>
+</action>
+
+<action name="DesktopSearchRedirectionInfoBar_ManageSearchSettings">
+  <owner>fdoray@chromium.org</owner>
+  <description>
+    Recorded when the user clicks on the 'Manage search settings' button in the
+    infobar explaining that a desktop search has been redirected to the default
+    search engine.
+  </description>
+</action>
+
+<action name="DesktopSearchRedirectionInfoBar_Shown">
+  <owner>fdoray@chromium.org</owner>
+  <description>
+    Recorded when the infobar explaining that a desktop search has been
+    redirected to the default search engine is shown.
+  </description>
+</action>
+
 <action name="Desktop_SwitchTask">
   <owner>bruthig@google.com</owner>
   <owner>tdanderson@google.com</owner>
   <description>
     Recorded when the user activates an existing task window by clicking or
     tapping on it. Recorded on ChromeOS only.
   </description>
 </action>
 
 <action name="Destination_Application_Edit">
@@ skipping 11119 matching lines @@
 <action name="webapps.AddShortcut.Manifest">
   <owner>mlamouri@chromium.org</owner>
   <description>
     Shortcut added to the homescreen with a valid Manifest. This action will be
     recorded in addition to AppShortcut, AppShortcutApple and Bookmark actions
     to keep a trend of whether the webapp also add meta tags.
   </description>
 </action>
 
 </actions>