DevTools: Implement console message logging through an extension

Source/devtools/front_end/sdk/SASSSourceMapping.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 123 matching lines @@
      * @return {?Date}
      */
     _checkLastModified: function(headers, url)
     {
         var lastModified = this._lastModified(headers);
         if (lastModified)
             return lastModified;
 
         var etagMessage = this._headerValue("etag", headers) ? ", \"ETag\" response header found instead" : "";
         var message = String.sprintf("The \"Last-Modified\" response header is missing or invalid for %s%s. The CSS auto-reload functionality will not work correctly.", url, etagMessage);
-        WebInspector.console.log(message);
+        this._cssModel.target().consoleModel.log(message);
         return null;
     },
 
     /**
      * @param {string} sassURL
      * @param {boolean} wasLoadedFromFileSystem
      */
     _sassFileSaved: function(sassURL, wasLoadedFromFileSystem)
     {
         var cssURLs = this._cssURLsForSASSURL[sassURL];
@@ skipping 80 matching lines @@
 
     /**
      * @param {string} cssURL
      * @param {string} sassURL
      * @param {function(string, string, boolean)} callback
      */
     _reloadCSS: function(cssURL, sassURL, callback)
     {
         var cssUISourceCode = this._workspace.uiSourceCodeForURL(cssURL);
         if (!cssUISourceCode) {
-            WebInspector.console.log(WebInspector.UIString("%s resource missing. Please reload the page.", cssURL));
+            WebInspector.messageSink.addMessage(WebInspector.UIString("%s resource missing. Please reload the page.", cssURL));
             callback(cssURL, sassURL, true);
             return;
         }
 
         if (this._workspace.hasMappingForURL(sassURL))
             this._reloadCSSFromFileSystem(cssUISourceCode, sassURL, callback);
         else
             this._reloadCSSFromNetwork(cssUISourceCode, sassURL, callback);
     },
 
@@ skipping 360 matching lines @@
         this._cssURLsForSASSURL = {};
         /** @type {!Object.<string, !Array.<function(?WebInspector.SourceMap)>>} */
         this._pendingSourceMapLoadingCallbacks = {};
         /** @type {!Object.<string, !{deadlineMs: number, dataByURL: !Object.<string, !{timer: number, previousPoll: number}>}>} */
         this._pollDataForSASSURL = {};
         /** @type {!Object.<string, !WebInspector.SourceMap>} */
         this._sourceMapByURL = {};
         this._sourceMapByStyleSheetURL = {};
     }
 }