Cleanup: Remove unneeded forward declarations in ppapi.

ppapi/cpp/dev/url_util_dev.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 PPAPI_CPP_DEV_URL_UTIL_DEV_H_
 #define PPAPI_CPP_DEV_URL_UTIL_DEV_H_
 
 #include "ppapi/c/dev/ppb_url_util_dev.h"
 #include "ppapi/cpp/var.h"
 
 namespace pp {
 
 class Instance;
-class Module;
 
 // Simple wrapper around the PPB_URLUtil interface.
 class URLUtil_Dev {
  public:
   // This class is just a collection of random functions that aren't
   // particularly attached to anything. So this getter returns a cached
   // instance of this interface. This may return NULL if the browser doesn't
   // support the URLUtil inteface. Since this is a singleton, don't delete the
   // pointer.
   static const URLUtil_Dev* Get();
@@ skipping 24 matching lines @@
   // Copy and assignment are disallowed.
   URLUtil_Dev(const URLUtil_Dev& other);
   URLUtil_Dev& operator=(const URLUtil_Dev& other);
 
   const PPB_URLUtil_Dev* interface_;
 };
 
 }  // namespace pp
 
 #endif  // PPAPI_CPP_DEV_URL_UTIL_DEV_H_
-