gpu: Introduce GpuInit.

gpu/ipc/service/switches.cc

Index: gpu/ipc/service/switches.cc
diff --git a/gpu/ipc/service/switches.cc b/gpu/ipc/service/switches.cc
new file mode 100644
index 0000000000000000000000000000000000000000..8b1e5a457613df050528be23f378cd9e93ea520e
--- /dev/null
+++ b/gpu/ipc/service/switches.cc
@@ -0,0 +1,16 @@
+// Copyright 2016 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/ipc/service/switches.h"
+
+namespace switches {
+
+// Disable the thread that crashes the GPU process if it stops responding to
+// messages.
+const char kDisableGpuWatchdog[] = "disable-gpu-watchdog";
+
+// Starts the GPU sandbox before creating a GL context.
+const char kGpuSandboxStartEarly[] = "gpu-sandbox-start-early";
+
+}  // namespace switches