Move password-related methods from core.js to password_controller.js.

ios/web/web_state/js/resources/core.js

 // Copyright 2012 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 adheres to closure-compiler conventions in order to enable
 // compilation with ADVANCED_OPTIMIZATIONS. In particular, members that are to
 // be accessed externally should be specified in this['style'] as opposed to
 // this.style because member identifiers are minified by default.
 // See http://goo.gl/FwOgy
 
@@ skipping 22 matching lines @@
   // JavaScript errors are logged on the main application side. The handler is
   // added ASAP to catch any errors in startup. Note this does not appear to
   // work in iOS < 5.
   window.addEventListener('error', function(event) {
     // Sadly, event.filename and event.lineno are always 'undefined' and '0'
     // with UIWebView.
     __gCrWeb.message.invokeOnHost(
         {'command': 'window.error', 'message': event.message.toString()});
   });
 
-
-  // Returns true if the top window or any frames inside contain an input
-  // field of type 'password'.
-  __gCrWeb['hasPasswordField'] = function() {
-    return hasPasswordField_(window);
-  };
-
-
-  // Returns true if the supplied window or any frames inside contain an input
-  // field of type 'password'.
-  // @private
-  var hasPasswordField_ = function(win) {
-    var doc = win.document;
-
-    // We may will not be allowed to read the 'document' property from a frame
-    // that is in a different domain.
-    if (!doc) {
-      return false;
-    }
-
-    if (doc.querySelector('input[type=password]')) {
-      return true;
-    }
-
-    var frames = win.frames;
-    for (var i = 0; i < frames.length; i++) {
-      if (hasPasswordField_(frames[i])) {
-        return true;
-      }
-    }
-
-    return false;
-  };
-
   __gCrWeb['sendFaviconsToHost'] = function() {
     __gCrWeb.message.invokeOnHost({'command': 'document.favicons',
                                    'favicons': __gCrWeb.common.getFavicons()});
   }
 
   // Flush the message queue.
   if (__gCrWeb.message) {
     __gCrWeb.message.invokeQueues();
   }
 
 }());  // End of anonymous object