Cleanup: Remove unneeded forward declarations in ppapi.

ppapi/native_client/src/trusted/plugin/scriptable_handle.h

 /*
  * Copyright 2011 (c) 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.
  */
 
 
 // The browser scriptable container class.  The methods on this class
 // are defined in the specific API directories.
 
@@ skipping 10 matching lines @@
 #include <vector>
 
 #include "native_client/src/include/checked_cast.h"
 #include "native_client/src/include/nacl_macros.h"
 #include "native_client/src/include/nacl_string.h"
 #include "native_client/src/include/portability.h"
 #include "native_client/src/trusted/plugin/utility.h"
 #include "ppapi/cpp/dev/scriptable_object_deprecated.h"
 #include "ppapi/cpp/private/var_private.h"
 
-struct NaClDesc;
-
 namespace plugin {
 
 // Forward declarations for externals.
 class DescBasedHandle;
 class Plugin;
 
 // ScriptableHandle encapsulates objects that are scriptable from the browser.
 class ScriptableHandle : public pp::deprecated::ScriptableObject {
  public:
   // Factory methods for creation.
@@ skipping 87 matching lines @@
   Plugin* plugin_;
   // OBSOLETE -- this support is only needed for SRPC descriptor passing.
   // TODO(polina): Remove this support when SRPC descriptor passing is removed.
   // The contained descriptor handle object.
   DescBasedHandle* desc_handle_;
 };
 
 }  // namespace plugin
 
 #endif  // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_SCRIPTABLE_HANDLE_H_