Create a PPAPI host for new resource message routing.

ppapi/host/resource_host.cc

Index: ppapi/host/resource_host.cc
diff --git a/ppapi/host/resource_host.cc b/ppapi/host/resource_host.cc
new file mode 100644
index 0000000000000000000000000000000000000000..b67be089ac0191c4a5d793ceb0acce229d672eae
--- /dev/null
+++ b/ppapi/host/resource_host.cc
@@ -0,0 +1,29 @@
+// 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 "ppapi/c/pp_errors.h"
+
+namespace ppapi {
+namespace host {
+
+ResourceHost::ResourceHost(PpapiHost* host,
+                           PP_Instance instance,
+                           PP_Resource resource)
+    : host_(host),
+      pp_instance_(instance),
+      pp_resource_(resource) {
+}
+
+ResourceHost::~ResourceHost() {
+}
+
+int32_t ResourceHost::OnResourceMessageReceived(const IPC::Message& msg,
+                                                HostMessageContext* context) {
+  return PP_ERROR_NOTSUPPORTED;
+}
+
+}  // namespace host
+}  // namespace ppapi