1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #include "gpu/ipc/common/gpu_surface_lookup.h"
6 
7 #include "base/check.h"
8 
9 namespace gpu {
10 
11 namespace {
12 GpuSurfaceLookup* g_instance = nullptr;
13 }  // anonymous namespace
14 
15 // static
GetInstance()16 GpuSurfaceLookup* GpuSurfaceLookup::GetInstance() {
17   DCHECK(g_instance);
18   return g_instance;
19 }
20 
21 // static
InitInstance(GpuSurfaceLookup * lookup)22 void GpuSurfaceLookup::InitInstance(GpuSurfaceLookup* lookup) {
23   DCHECK(!g_instance || !lookup);
24   g_instance = lookup;
25 }
26 
27 }  // namespace gpu
28