DevTools: Implement console message logging through an extension

Source/devtools/front_end/sdk/StylesSourceMapping.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 380 matching lines @@
         this._isSettingContent = true;
         this._mapping._setStyleContent(this._uiSourceCode, this._uiSourceCode.workingCopy(), majorChange, this._styleContentSet.bind(this));
     },
 
     /**
      * @param {?string} error
      */
     _styleContentSet: function(error)
     {
         if (error)
-            WebInspector.console.showErrorMessage(error);
+            this._mapping._cssModel.target().consoleModel.showErrorMessage(error);
         delete this._isSettingContent;
         this._maybeProcessChange();
     },
 
     _clearIncrementalUpdateTimer: function()
     {
         if (!this._incrementalUpdateTimer)
             return;
         clearTimeout(this._incrementalUpdateTimer);
         delete this._incrementalUpdateTimer;
     },
 
     /**
      * @param {string} content
      */
     addRevision: function(content)
     {
         this._isAddingRevision = true;
         this._uiSourceCode.addRevision(content);
         delete this._isAddingRevision;
     },
 
     dispose: function()
     {
         this._uiSourceCode.removeEventListener(WebInspector.UISourceCode.Events.WorkingCopyCommitted, this._workingCopyCommitted, this);
         this._uiSourceCode.removeEventListener(WebInspector.UISourceCode.Events.WorkingCopyChanged, this._workingCopyChanged, this);
     }
 }