Sizes going across an IPC should be uint32.

BUG=164946

Review URL: https://chromiumcodereview.appspot.com/11472038

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@171944 0039d316-1c4b-4281-b951-d872f2087c98
void GpuCommandBufferStub::OnRetireSyncPoint(uint32 sync_point) {
  DCHECK(!sync_points_.empty() && sync_points_.front() == sync_point);
  sync_points_.pop_front();
  GpuChannelManager* manager = channel_->gpu_channel_manager();
  manager->sync_point_manager()->RetireSyncPoint(sync_point);
}

void GpuCommandBufferStub::OnRetireSyncPoint(uint32 sync_point) {
  DCHECK(!sync_points_.empty() && sync_points_.front() == sync_point);
  sync_points_.pop_front();
  GpuChannelManager* manager = channel_->gpu_channel_manager();
  manager->sync_point_manager()->RetireSyncPoint(sync_point);
}
