[ash-md] Uses 'Chrome - <title>' format for browser windows in overview

chrome/app/chromium_strings.grd

Index: chrome/app/chromium_strings.grd
diff --git a/chrome/app/chromium_strings.grd b/chrome/app/chromium_strings.grd
index f0c259464f6cd24557680b94c005ad7ac21af365..eadfe624fa16f68e30fc916b04f787f9d655c018 100644
--- a/chrome/app/chromium_strings.grd
+++ b/chrome/app/chromium_strings.grd
@@ -187,10 +187,18 @@ If you update this file, be sure also to update google_chrome_strings.grd. -->
       <message name="IDS_SESSION_CRASHED_VIEW_UMA_OPTIN" desc="Text besides the checkbox to let users optin to UMA in the restore from previous crash bubble.">
         Help make Chromium better by sending crash reports and <ph name="UMA_LINK">$1<ex>usage statistics</ex></ph> to Google
       </message>
-      <!-- Browser Window Title Format -->
-      <message name="IDS_BROWSER_WINDOW_TITLE_FORMAT" desc="The format for titles displayed in tabs and popup windows">
-        <ph name="PAGE_TITLE">$1<ex>Google</ex></ph> - Chromium
-      </message>
+      <if expr="not chromeos">
+        <!-- Browser Window Title Format -->
+        <message name="IDS_BROWSER_WINDOW_TITLE_FORMAT" desc="The format for titles displayed in tabs and popup windows">
+          <ph name="PAGE_TITLE">$1<ex>Google</ex></ph> - Chromium
+        </message>
+      </if>
+      <if expr="chromeos">
+        <!-- Browser Window Title Format -->
+        <message name="IDS_BROWSER_WINDOW_TITLE_FORMAT" desc="The format for titles displayed in tabbed browser windows">
+          Chromium - <ph name="PAGE_TITLE">$1<ex>Google</ex></ph>
+        </message>
+      </if>
       <if expr="not chromeos">
         <message name="IDS_GET_HELP_USING_CHROME" desc="Text of the button which takes the user to the Chrome help page.">
           Get help with using Chromium