Move host resource from the proxy to the shared_impl.

ppapi/shared_impl/host_resource.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_PROXY_HOST_RESOURCE_H_
-#define PPAPI_PROXY_HOST_RESOURCE_H_
+#ifndef PPAPI_SHARED_IMPL_HOST_RESOURCE_H_
+#define PPAPI_SHARED_IMPL_HOST_RESOURCE_H_
 
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_resource.h"
 
-namespace pp {
-namespace proxy {
+namespace ppapi {
 
 // Represents a PP_Resource sent over the wire. This just wraps a PP_Resource.
 // The point is to prevent mistakes where the wrong resource value is sent.
 // Resource values are remapped in the plugin so that it can talk to multiple
 // hosts. If all values were PP_Resource, it would be easy to forget to do
 // this tranformation.
 //
 // All HostResources respresent IDs valid in the host.
 class HostResource {
  public:
@@ skipping 34 matching lines @@
     if (instance_ != other.instance_)
       return instance_ < other.instance_;
     return host_resource_ < other.host_resource_;
   }
 
  private:
   PP_Instance instance_;
   PP_Resource host_resource_;
 };
 
-}  // namespace proxy
-}  // namespace pp
+}  // namespace ppapi
 
-#endif  // PPAPI_PROXY_HOST_RESOURCE_H_
+#endif  // PPAPI_SHARED_IMPL_HOST_RESOURCE_H_