[DevTools] Make resource tree model optional

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 303 matching lines @@
             return;
         this._bindUISourceCode(uiSourceCode);
     },
 
     /**
      * @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

[pfeldman, 2016/07/07 17:44:13]

This arguably belongs here, we should have resolved sourceURL elsewhere if we
needed to. We need to optionally provide debugger model with the inspected page
url that would be used to complete relative sourceURLs.

[eostroukhov-old, 2016/07/13 23:30:58]

Done.

         // relative links.
-        var scriptURL = WebInspector.ParsedURL.completeURL(this._target.resourceTreeModel.inspectedPageURL(), script.sourceURL);
+        var scriptURL = script.sourceURL;
+        var resourceTreeModel = WebInspector.ResourceTreeModel.fromTarget(this._target);
+        if (resourceTreeModel)
+            scriptURL = WebInspector.ParsedURL.completeURL(resourceTreeModel.inspectedPageURL(), scriptURL);
         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);
     }
 }