Remove obsolete isInternaLink_() function.

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 463 matching lines @@
   window.scrollTo = function(x, y) {
     if (webViewScrollViewIsDragging_)
       return;
     originalWindowScrollTo(x, y);
   };
 
   window.addEventListener('hashchange', function(evt) {
     invokeOnHost_({'command': 'window.hashchange'});
   });
 
-  // Returns if a frame with |name| is found in |currentWindow|.
-  // Note frame.name is undefined for cross domain frames.
-  var hasFrame_ = function(currentWindow, name) {
-    if (currentWindow.name === name)
-      return true;
-
-    var frames = currentWindow.frames;
-    for (var index = 0; index < frames.length; ++index) {
-      var frame = frames[index];
-      if (frame === undefined)
-        continue;
-      if (hasFrame_(frame, name))
-        return true;
-    }
-    return false;
-  };
-
-  // Checks if |node| is an anchor to be opened in the current tab.
-  var isInternaLink_ = function(node) {
-    if (!(node instanceof HTMLAnchorElement))
-      return false;
-
-    // Anchor with href='javascript://.....' will be opened in the current tab
-    // for simplicity.
-    if (node.href.indexOf('javascript:') == 0)
-      return true;
-
-    // UIWebView will take care of the following cases.
-    //
-    // - If the given browsing context name is the empty string or '_self', then
-    //   the chosen browsing context must be the current one.
-    //
-    // - If the given browsing context name is '_parent', then the chosen
-    //   browsing context must be the parent browsing context of the current
-    //   one, unless there is no one, in which case the chosen browsing context
-    //   must be the current browsing context.
-    //
-    // - If the given browsing context name is '_top', then the chosen browsing
-    //   context must be the top-level browsing context of the current one, if
-    //   there is one, or else the current browsing context.
-    //
-    // Here an undefined target is considered in the same way as an empty
-    // target.
-    if (node.target === undefined || node.target === '' ||
-        node.target === '_self' || node.target === '_parent' ||
-        node.target === '_top') {
-      return true;
-    }
-
-    // A new browsing context is being requested for an '_blank' target.
-    if (node.target === '_blank')
-      return false;
-
-    // Otherwise UIWebView will take care of the case where there exists a
-    // browsing context whose name is the same as the given browsing context
-    // name. If there is no such a browsing context, a new browsing context is
-    // being requested.
-    return hasFrame_(window, node.target);
-  };
-
   var getComputedWebkitTouchCallout_ = function(element) {
     return window.getComputedStyle(element, null)['webkitTouchCallout'];
   };
 
   // Flush the message queue.
   if (__gCrWeb.message) {
     __gCrWeb.message.invokeQueues();
   }
 
   // Capture form submit actions.
   document.addEventListener('submit', function(evt) {
     var action;
     if (evt['defaultPrevented'])
       return;
     action = evt.target.getAttribute('action');
     // Default action is to re-submit to same page.
     if (!action)
       action = document.location.href;
     invokeOnHost_({
              'command': 'document.submit',
             'formName': __gCrWeb.common.getFormIdentifier(evt.srcElement),
                 'href': __gCrWeb['getFullyQualifiedURL'](action)
     });
   }, false);
 
   addFormEventListeners_();
 
 }());  // End of anonymous object