[DevTools] Track URL through the target

third_party/WebKit/Source/devtools/front_end/bindings/CompilerScriptMapping.js

 /*
  * Copyright (C) 2012 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 305 matching lines @@
     },
 
     /**
      * @param {!WebInspector.Script} script
      * @return {!Promise<?WebInspector.TextSourceMap>}
      */
     _loadSourceMapForScript: function(script)
     {
         // script.sourceURL can be a random string, but is generally an absolute path -> complete it to inspected page url for
         // relative links.
-        var scriptURL = WebInspector.ParsedURL.completeURL(this._target.resourceTreeModel.inspectedPageURL(), script.sourceURL);
+        var scriptURL = WebInspector.ParsedURL.completeURL(this._target.inspectedURL(), script.sourceURL);
         if (!scriptURL)
             return Promise.resolve(/** @type {?WebInspector.TextSourceMap} */(null));
 
         console.assert(script.sourceMapURL);
         var scriptSourceMapURL = /** @type {string} */ (script.sourceMapURL);
 
         var sourceMapURL = WebInspector.ParsedURL.completeURL(scriptURL, scriptSourceMapURL);
         if (!sourceMapURL)
             return Promise.resolve(/** @type {?WebInspector.TextSourceMap} */(null));
 
@@ skipping 45 matching lines @@
         this._sourceMapForScriptId.clear()
         this._scriptForSourceMap.clear();
         this._sourceMapForURL.clear();
     },
 
     dispose: function()
     {
         this._workspace.removeEventListener(WebInspector.Workspace.Events.UISourceCodeAdded, this._uiSourceCodeAddedToWorkspace, this);
     }
 }