Switch to standard integer types in ppapi/.

ppapi/host/resource_host.cc

 // Copyright (c) 2012 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.
 
 #include "ppapi/host/resource_host.h"
 
+#include <stddef.h>
+
 #include "base/logging.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/host/ppapi_host.h"
 #include "ppapi/host/resource_message_filter.h"
 
 namespace ppapi {
 namespace host {
 
 ResourceHost::ResourceHost(PpapiHost* host,
                            PP_Instance instance,
@@ skipping 51 matching lines @@
   return false;
 }
 
 void ResourceHost::AddFilter(scoped_refptr<ResourceMessageFilter> filter) {
   message_filters_.push_back(filter);
   filter->OnFilterAdded(this);
 }
 
 }  // namespace host
 }  // namespace ppapi