Update pepper to not assume that SharedMemoryHandle is an int.

content/renderer/pepper/pepper_video_decoder_host.cc

Index: content/renderer/pepper/pepper_video_decoder_host.cc
diff --git a/content/renderer/pepper/pepper_video_decoder_host.cc b/content/renderer/pepper/pepper_video_decoder_host.cc
index 4aecd5322eba2ab6c09e5441bde753bfdfc5fe2e..24becb5151442b7048b24262a4d88b5eba20e887 100644
--- a/content/renderer/pepper/pepper_video_decoder_host.cc
+++ b/content/renderer/pepper/pepper_video_decoder_host.cc
@@ -196,10 +196,8 @@ int32_t PepperVideoDecoderHost::OnHostMsgGetShm(
     shm_buffers_[shm_id] = shm.release();
   }
 
-  base::PlatformFile platform_file =
-      PlatformFileFromSharedMemoryHandle(shm_handle);
   SerializedHandle handle(
-      renderer_ppapi_host_->ShareHandleWithRemote(platform_file, false),
+      renderer_ppapi_host_->ShareSharedMemoryHandleWithRemote(shm_handle),
       shm_size);
   ppapi::host::ReplyMessageContext reply_context =
       context->MakeReplyMessageContext();