Cleanup: Remove unneeded forward declarations in ppapi.

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

-/*
- * Copyright 2008 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.
- */
+// 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.
 
 // Lookup table types for method dispatching.
 
 #ifndef NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_METHOD_MAP_H
 #define NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_METHOD_MAP_H
 
 #include <limits.h>
 #include <map>
 #include <vector>
 
 #include "native_client/src/include/nacl_macros.h"
 #include "native_client/src/include/portability_string.h"
 #include "native_client/src/shared/srpc/nacl_srpc.h"
 
 namespace plugin {
 
-class Plugin;
-
 bool InitSrpcArgArray(NaClSrpcArg* arr, int size);
 void FreeSrpcArg(NaClSrpcArg* arg);
 
 // A utility class that builds and deletes parameter vectors used in rpcs.
 class SrpcParams {
  public:
   SrpcParams() : exception_string_(NULL) {
     memset(ins_, 0, sizeof(ins_));
     memset(outs_, 0, sizeof(outs_));
   }
@@ skipping 84 matching lines @@
  private:
   NACL_DISALLOW_COPY_AND_ASSIGN(MethodMap);
   typedef std::map<uintptr_t, MethodInfo*> MethodMapStorage;
   MethodMapStorage method_map_;
   MethodMapKeys method_map_keys_;
 };
 
 }  // namespace plugin
 
 #endif  // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_METHOD_MAP_H