DevTools: Front-end for platform font inspection

Source/devtools/front_end/CSSStyleModel.js

 /*
  * Copyright (C) 2010 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 141 matching lines @@
             if (error || !computedPayload)
                 userCallback(null);
             else
                 userCallback(WebInspector.CSSStyleDeclaration.parseComputedStylePayload(computedPayload));
         }
 
         CSSAgent.getComputedStyleForNode(nodeId, callback.bind(null, userCallback));
     },
 
     /**
+     * @param {number} nodeId
+     * @param {function(?String, ?Array.<CSSAgent.PlatformFontUsage>)} callback
+     */
+    getPlatformFontsForNode: function(nodeId, callback)
+    {
+        function platformFontsCallback(error, cssFamilyName, fonts)
+        {
+            if (error)
+                callback(null, null);
+            else
+                callback(cssFamilyName, fonts);
+        }
+        CSSAgent.getPlatformFontsForNode(nodeId, platformFontsCallback);
+    },
+
+    /**
      * @param {DOMAgent.NodeId} nodeId
      * @param {function(?WebInspector.CSSStyleDeclaration, ?WebInspector.CSSStyleDeclaration)} userCallback
      */
     getInlineStylesAsync: function(nodeId, userCallback)
     {
         /**
          * @param {function(?WebInspector.CSSStyleDeclaration, ?WebInspector.CSSStyleDeclaration)} userCallback
          * @param {?Protocol.Error} error
          * @param {?CSSAgent.CSSStyle=} inlinePayload
          * @param {?CSSAgent.CSSStyle=} attributesStylePayload
@@ skipping 1517 matching lines @@
 
         if (!namedFlow)
             return null;
         return namedFlow;
     }
 }
 /**
  * @type {WebInspector.CSSStyleModel}
  */
 WebInspector.cssModel = null;