Revert 285028 "Pepper: Remove LOAD_MODULE SRPC call in SFI mode."

trunk/src/components/nacl/renderer/ppb_nacl_private_impl.cc

 // Copyright 2013 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 "components/nacl/renderer/ppb_nacl_private_impl.h"
 
 #include <numeric>
 #include <string>
 #include <vector>
 
@@ skipping 328 matching lines @@
   // Conditionally block 'Dev' interfaces. We do this for the NaCl process, so
   // it's clearer to developers when they are using 'Dev' inappropriately. We
   // must also check on the trusted side of the proxy.
   if (enable_ppapi_dev)
     perm_bits |= ppapi::PERMISSION_DEV;
   instance_info.permissions =
       ppapi::PpapiPermissions::GetForCommandLine(perm_bits);
   std::string error_message_string;
   NaClLaunchResult launch_result;
 
-  IPC::PlatformFileForTransit nexe_for_transit =
-      IPC::InvalidPlatformFileForTransit();
-#if defined(OS_POSIX)
-  if (nexe_file_info->handle != PP_kInvalidFileHandle)
-    nexe_for_transit = base::FileDescriptor(nexe_file_info->handle, true);
-#elif defined(OS_WIN)
-  // Duplicate the handle on the browser side instead of the renderer.
-  // This is because BrokerGetFileForProcess isn't part of content/public, and
-  // it's simpler to do the duplication in the browser anyway.
-  nexe_for_transit = nexe_file_info->handle;
-#else
-#error Unsupported target platform.
-#endif
+  content::RendererPpapiHost* host =
+      content::RendererPpapiHost::GetForPPInstance(instance);
   if (!sender->Send(new NaClHostMsg_LaunchNaCl(
           NaClLaunchParams(
               instance_info.url.spec(),
-              nexe_for_transit,
-              nexe_file_info->token_lo,
-              nexe_file_info->token_hi,
+              host->ShareHandleWithRemote(nexe_file_info->handle, true),
               routing_id,
               perm_bits,
               PP_ToBool(uses_irt),
               PP_ToBool(uses_nonsfi_mode),
               PP_ToBool(enable_dyncode_syscalls),
               PP_ToBool(enable_exception_handling),
               PP_ToBool(enable_crash_throttling)),
           &launch_result,
           &error_message_string))) {
     ppapi::PpapiGlobals::Get()->GetMainThreadMessageLoop()->PostTask(
@@ skipping 1358 matching lines @@
   &StreamPexe
 };
 
 }  // namespace
 
 const PPB_NaCl_Private* GetNaClPrivateInterface() {
   return &nacl_interface;
 }
 
 }  // namespace nacl