PPAPI/NaCl: Make ImageData for NaCl just use shared memory

ppapi/proxy/resource_creation_proxy.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/proxy/resource_creation_proxy.h"
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/pp_size.h"
 #include "ppapi/c/trusted/ppb_image_data_trusted.h"
 #include "ppapi/proxy/file_chooser_resource.h"
@@ skipping 171 matching lines @@
 }
 
 PP_Resource ResourceCreationProxy::CreateImageData(PP_Instance instance,
                                                    PP_ImageDataFormat format,
                                                    const PP_Size& size,
                                                    PP_Bool init_to_zero) {
   return PPB_ImageData_Proxy::CreateProxyResource(instance, format, size,
                                                   init_to_zero);
 }
 
+PP_Resource ResourceCreationProxy::CreateImageDataNaCl(
+    PP_Instance instance,
+    PP_ImageDataFormat format,
+    const PP_Size& size,
+    PP_Bool init_to_zero) {
+  // These really only are different on the host side. On the plugin side, we
+  // always request a "platform" ImageData if we're trusted, or a "NaCl" one
+  // if we're untrusted (see PPB_ImageData_Proxy::CreateProxyResource()).
+  return CreateImageData(instance, format, size, init_to_zero);
+}
+
 PP_Resource ResourceCreationProxy::CreateGraphics2D(PP_Instance instance,
                                                     const PP_Size& size,
                                                     PP_Bool is_always_opaque) {
   return PPB_Graphics2D_Proxy::CreateProxyResource(instance, size,
                                                    is_always_opaque);
 }
 
 #if !defined(OS_NACL)
 PP_Resource ResourceCreationProxy::CreateAudioInput0_1(
     PP_Instance instance,
@@ skipping 147 matching lines @@
 bool ResourceCreationProxy::Send(IPC::Message* msg) {
   return dispatcher()->Send(msg);
 }
 
 bool ResourceCreationProxy::OnMessageReceived(const IPC::Message& msg) {
   return false;
 }
 
 }  // namespace proxy
 }  // namespace ppapi