Add a preference to control Windows desktop search redirection.

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index c9a811dc065f24f83a507ca036f723cdefec9d73..02c94cd35548d26cb725f29ce51dc5846fc92431 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -6508,6 +6508,14 @@ Keep your key file in a safe place. You will need it to create new versions of y
       <message name="IDS_FLAGS_WIFI_CREDENTIAL_SYNC_DESCRIPTION" desc="Decription for the flag to enable WiFi credential sync, a feature which enables synchronizing WiFi network settings across devices.">
         Enables synchronizing WiFi network settings across devices. When enabled, the WiFi credential datatype is registered with Chrome Sync, and WiFi credentials are synchronized subject to user preferences. (See also, chrome://settings/syncSetup.)
       </message>
+      <if expr="is_win">
+        <message name="IDS_FLAGS_WINDOWS_DESKTOP_SEARCH_REDIRECTION_DESCRIPTION" desc="Description for the flag to enable a preference that allows redirection of Windows desktop searches to the default search engine.">
+          Enables a preference that allows redirection of Windows desktop searches to the default search engine.
+        </message>
+        <message name="IDS_FLAGS_WINDOWS_DESKTOP_SEARCH_REDIRECTION_NAME" desc="Title for the flag to enable a preference that allows redirection of Windows desktop searches to the default search engine.">
+          Windows desktop search redirection preference
+        </message>
+      </if>
       <message name="IDS_FLAGS_SYNC_SANDBOX_NAME" desc="Name for the flag that causes Chrome to use the sandbox (testing) server for Sync.">
         Use Chrome Sync sandbox
       </message>