Modified old wait sync point functions to also accept new sync tokens.

gpu/command_buffer/common/mailbox_holder.cc

 // Copyright 2014 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 "gpu/command_buffer/common/mailbox_holder.h"
 
 namespace gpu {
 
-MailboxHolder::MailboxHolder() : texture_target(0), sync_point(0) {}
+MailboxHolder::MailboxHolder() : texture_target(0) {}
 
-MailboxHolder::MailboxHolder(const Mailbox& mailbox,
-                             uint32_t texture_target,
-                             uint32_t sync_point)
+MailboxHolder::MailboxHolder(const gpu::Mailbox& mailbox,
+                             const gpu::SyncToken& sync_token,
+                             uint32_t texture_target)
     : mailbox(mailbox),
-      texture_target(texture_target),
-      sync_point(sync_point) {}
+      sync_token(sync_token),
+      texture_target(texture_target) {}
 
 }  // namespace gpu