Enable tooltips for aura.

ui/aura_shell/aura_constants.h

Index: ui/aura_shell/aura_constants.h
diff --git a/ui/aura_shell/aura_constants.h b/ui/aura_shell/aura_constants.h
new file mode 100644
index 0000000000000000000000000000000000000000..8c459fad3d79c1f09a24453fc2b470feb5a19a08
--- /dev/null
+++ b/ui/aura_shell/aura_constants.h
@@ -0,0 +1,17 @@
+// Copyright (c) 2011 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.
+
+#ifndef UI_AURA_SHELL_AURA_CONSTANTS_H_

[Ben Goodger (Google), 2011/10/27 15:39:11]

aura_shell_constants.h, etc for the include guards.

[varunjain, 2011/10/27 17:18:27]

Done.

+#define UI_AURA_SHELL_AURA_CONSTANTS_H_
+#pragma once
+
+#include "ui/aura_shell/aura_shell_export.h"
+
+namespace aura_shell {
+
+AURA_SHELL_EXPORT const char* kTooltipTextKey = "TooltipTextKey";
+
+}  // namespace aura_shell
+
+#endif  // UI_AURA_SHELL_AURA_CONSTANTS_H_