[ntp4] Set login_status_url dynamically to prevent a javascript console warning.

BUG=105997
TEST=Open NTP, verify that no warnings appear in console.
Review URL: http://codereview.chromium.org/8776054

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@112810 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/resources/ntp4/new_tab.html

@@ -123,7 +123,7 @@
   <div id="login-status-message-container">
     <span i18n-content="login_status_message"></span>
     <a id="login-status-learn-more" i18n-content="login_status_learn_more"
-        i18n-values="href:login_status_url" target="_blank"></a>
+        target="_blank"></a>
   </div>
   <div id="login-status-action-area">
     <div id="login-status-advanced-container">

chrome/browser/resources/ntp4/new_tab.js

@@ -120,17 +120,16 @@ cr.define('ntp4', function() {
       loginBubble.deactivateToDismissDelay = 2000;
       loginBubble.setCloseButtonVisible(false);
 
-      var bubbleContent = $('login-status-bubble-contents');
-      loginBubble.content = bubbleContent;
-      bubbleContent.hidden = false;
-
-      var advancedButton = loginBubble.querySelector('#login-status-advanced');
-      advancedButton.onclick = function() {
+      $('login-status-learn-more').href =
+          localStrings.getString('login_status_url');
+      $('login-status-advanced').onclick = function() {
         chrome.send('showAdvancedLoginUI');
       }
+      $('login-status-dismiss').onclick = loginBubble.hide.bind(loginBubble);
 
-      var dismissButton = loginBubble.querySelector('#login-status-dismiss');
-      dismissButton.onclick = loginBubble.hide.bind(loginBubble);
+      var bubbleContent = $('login-status-bubble-contents');
+      loginBubble.content = bubbleContent;
+      bubbleContent.hidden = false;
 
       // The anchor node won't be updated until updateLogin is called so don't
       // show the bubble yet.