Add Locale Request Support to Chrome Now

BUG=164227

Review URL: https://codereview.chromium.org/172733002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@252215 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/resources/google_now/background.js

@@ -582,6 +582,8 @@ function requestNotificationGroups(groupNames) {
     requestParameters += ('&requestTypes=' + groupName);
   });
 
+  requestParameters += '&uiLocale=' + navigator.language;
+
   console.log('requestNotificationGroups: request=' + requestParameters);
 
   var request = buildServerRequest('GET', 'notifications' + requestParameters);