DevTools: Make GoToLineDialog work based on sourceFrame and remove (can)highlightPosition methods f…

Source/devtools/front_end/NetworkItemView.js

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 55 matching lines @@
 }
 
 WebInspector.NetworkItemView.prototype = {
     wasShown: function()
     {
         WebInspector.TabbedPane.prototype.wasShown.call(this);
         this._selectTab();
     },
 
     /**
+     * @return {?WebInspector.SourceFrame}
+     */
+    currentSourceFrame: function()
+    {
+        var view = this.visibleView;
+        if (view && view instanceof WebInspector.SourceFrame)
+            return /** @type {!WebInspector.SourceFrame} */ (view);
+        return null;
+    },
+
+    /**
      * @param {string=} tabId
      */
     _selectTab: function(tabId)
     {
         if (!tabId)
             tabId = WebInspector.settings.resourceViewTab.get();
 
         if (!this.selectTab(tabId)) {
             this._isInFallbackSelection = true;
             this.selectTab("headers");
@@ skipping 80 matching lines @@
         }
 
         this.request.requestContent(callback.bind(this));
     },
 
     contentLoaded: function()
     {
         // Should be implemented by subclasses.
     },
 
-    /**
-     * @override
-     * @return {boolean}
-     */
-    canHighlightPosition: function()
-    {
-        return this._innerView && this._innerView.canHighlightPosition();
-    },
-
-    /**
-     * @override
-     */
-    highlightPosition: function(line, column)
-    {
-        if (this.canHighlightPosition())
-            this._innerView.highlightPosition(line, column);
-    },
-
     __proto__: WebInspector.RequestView.prototype
 }