DevTools: [CodeMirror] Add syntax highlighting for some other languages.

Source/devtools/front_end/NetworkUISourceCodeProvider.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 113 matching lines @@
     _addFile: function(url, contentProvider, isContentScript)
     {
         if (this._workspace.hasMappingForURL(url))
             return;
 
         var type = contentProvider.contentType();
         if (type !== WebInspector.resourceTypes.Stylesheet && type !== WebInspector.resourceTypes.Document && type !== WebInspector.resourceTypes.Script)
             return;
         if (this._processedURLs[url])
             return;
+        var mimeType = type.canonicalMimeType();
+        var overridingContentProvider = new WebInspector.ContentProviderOverridingMimeType(contentProvider, mimeType);
         this._processedURLs[url] = true;
         var isEditable = type !== WebInspector.resourceTypes.Document;
-        this._networkWorkspaceProvider.addFileForURL(url, contentProvider, isEditable, isContentScript);
+        this._networkWorkspaceProvider.addFileForURL(url, overridingContentProvider, isEditable, isContentScript);
     },
 
     _reset: function()
     {
         this._processedURLs = {};
         this._networkWorkspaceProvider.reset();
         this._populate();
     }
 }
 
 /**
  * @type {?WebInspector.SimpleWorkspaceProvider}
  */
 WebInspector.networkWorkspaceProvider = null;