Removing FileUtilities::revealOSInFolder which is not used anymore

webkit/glue/webfileutilities_impl.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBFILEUTILITIES_IMPL_H_
 #define WEBFILEUTILITIES_IMPL_H_
 
 #include "base/platform_file.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFileUtilities.h"
 #include "webkit/glue/webkit_glue_export.h"
 
 namespace webkit_glue {
 
 class WEBKIT_GLUE_EXPORT WebFileUtilitiesImpl :
     NON_EXPORTED_BASE(public WebKit::WebFileUtilities) {
  public:
   WebFileUtilitiesImpl();
   virtual ~WebFileUtilitiesImpl();
 
   // WebFileUtilities methods:
-  virtual void revealFolderInOS(const WebKit::WebString& path);
   virtual bool fileExists(const WebKit::WebString& path);
   virtual bool deleteFile(const WebKit::WebString& path);
   virtual bool deleteEmptyDirectory(const WebKit::WebString& path);
   virtual bool getFileSize(const WebKit::WebString& path, long long& result);
   virtual bool getFileModificationTime(
       const WebKit::WebString& path,
       double& result);
   virtual WebKit::WebString directoryName(const WebKit::WebString& path);
   virtual WebKit::WebString pathByAppendingComponent(
       const WebKit::WebString& path, const WebKit::WebString& component);
@@ skipping 16 matching lines @@
     sandbox_enabled_ = sandbox_enabled;
   }
 
  protected:
   bool sandbox_enabled_;
 };
 
 }  // namespace webkit_glue
 
 #endif  // WEBFILEUTILITIES_IMPL_H_