Update pepper to not assume that SharedMemoryHandle is an int.

ppapi/proxy/ppb_buffer_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/ppb_buffer_proxy.h"
 
 #include <vector>
 
 #include "base/logging.h"
 #include "build/build_config.h"
@@ skipping 41 matching lines @@
   if (map_count_++ == 0)
     shm_.Map(size_);
   return shm_.memory();
 }
 
 void Buffer::Unmap() {
   if (--map_count_ == 0)
     shm_.Unmap();
 }
 
-int32_t Buffer::GetSharedMemory(int* out_handle) {
+int32_t Buffer::GetSharedMemory(base::SharedMemory* out_handle) {
   NOTREACHED();
   return PP_ERROR_NOTSUPPORTED;
 }
 
 PPB_Buffer_Proxy::PPB_Buffer_Proxy(Dispatcher* dispatcher)
     : InterfaceProxy(dispatcher) {
 }
 
 PPB_Buffer_Proxy::~PPB_Buffer_Proxy() {
 }
@@ skipping 52 matching lines @@
     return;
   PP_Resource local_buffer_resource = enter.functions()->CreateBuffer(instance,
                                                                       size);
   if (local_buffer_resource == 0)
     return;
 
   thunk::EnterResourceNoLock<thunk::PPB_Buffer_API> trusted_buffer(
       local_buffer_resource, false);
   if (trusted_buffer.failed())
     return;
-  int local_fd;
-  if (trusted_buffer.object()->GetSharedMemory(&local_fd) != PP_OK)
+  base::SharedMemory local_shm;
+  if (trusted_buffer.object()->GetSharedMemory(&local_shm) != PP_OK)
     return;
 
   result_resource->SetHostResource(instance, local_buffer_resource);
 
-  // TODO(piman/brettw): Change trusted interface to return a PP_FileHandle,
-  // those casts are ugly.
-  base::PlatformFile platform_file =
-#if defined(OS_WIN)
-      reinterpret_cast<HANDLE>(static_cast<intptr_t>(local_fd));
-#elif defined(OS_POSIX)
-      local_fd;
-#else
-  #error Not implemented.
-#endif
   result_shm_handle->set_shmem(
-      dispatcher->ShareHandleWithRemote(platform_file, false), size);
+      dispatcher->ShareSharedMemoryHandleWithRemote(local_shm.handle()), size);
 }
 
 }  // namespace proxy
 }  // namespace ppapi