Merge 97777 - Web Inspector: ScriptsPanel's should use similar logic to decide whether it could s...

Source/WebCore/inspector/front-end/ScriptsPanel.js

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * Copyright (C) 2011 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 614 matching lines @@
             x.show(this.viewsContainerElement);
             this._scriptViewStatusBarItemsContainer.removeChildren();
             var statusBarItems = x.statusBarItems || [];
             for (var i = 0; i < statusBarItems.length; ++i)
                 this._scriptViewStatusBarItemsContainer.appendChild(statusBarItems[i]);
         }
     },
 
     canShowAnchorLocation: function(anchor)
     {
-        return this._debuggerEnabled && WebInspector.debuggerModel.scriptsForURL(anchor.href).length;
+        return this._debuggerEnabled && anchor.uiSourceCode;
     },
 
     showAnchorLocation: function(anchor)
     {
         this._showSourceLine(anchor.uiSourceCode, anchor.lineNumber);
     },
 
     _showSourceLine: function(uiSourceCode, lineNumber)
     {
         var sourceFrame = this._showSourceFrameAndAddToHistory(uiSourceCode);
-        sourceFrame.highlightLine(lineNumber);
+        if (lineNumber)
+            sourceFrame.highlightLine(lineNumber);
     },
 
     _showSourceFrameAndAddToHistory: function(uiSourceCode)
     {
         if (!uiSourceCode._option)
             return;
 
         var sourceFrame = this._showSourceFrame(uiSourceCode);
 
         var oldIndex = this._currentBackForwardIndex;
@@ skipping 632 matching lines @@
     },
 
     suggestedFileName: function()
     {
         var names = this._scriptsPanel._folderAndDisplayNameForScriptURL(this._uiSourceCode.url);
         return names.displayName || "untitled.js";
     }
 }
 
 WebInspector.SourceFrameDelegateForScriptsPanel.prototype.__proto__ = WebInspector.SourceFrameDelegate.prototype;