1 files changed, 36 insertions, 0 deletions
diff --git a/chromium/ui/wm/core/transient_window_controller.h b/chromium/ui/wm/core/transient_window_controller.h
new file mode 100644
index 00000000000..8638824ae36
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+++ b/chromium/ui/wm/core/transient_window_controller.h
@@ -0,0 +1,36 @@
+// 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.
+
+#ifndef UI_WM_CORE_TRANSIENT_WINDOW_CONTROLLER_H_
+#define UI_WM_CORE_TRANSIENT_WINDOW_CONTROLLER_H_
+
+#include "ui/wm/public/transient_window_client.h"
+#include "ui/wm/wm_export.h"
+
+namespace wm {
+
+// TransientWindowClient implementation. Uses TransientWindowManager to handle
+// tracking transient per window.
+class WM_EXPORT TransientWindowController
+    : public aura::client::TransientWindowClient {
+ public:
+  TransientWindowController();
+  virtual ~TransientWindowController();
+
+  // TransientWindowClient:
+  virtual void AddTransientChild(aura::Window* parent,
+                                 aura::Window* child) OVERRIDE;
+  virtual void RemoveTransientChild(aura::Window* parent,
+                                    aura::Window* child) OVERRIDE;
+  virtual aura::Window* GetTransientParent(aura::Window* window) OVERRIDE;
+  virtual const aura::Window* GetTransientParent(
+      const aura::Window* window) OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(TransientWindowController);
+};
+
+}  // namespace wm
+
+#endif  // UI_WM_CORE_TRANSIENT_WINDOW_CONTROLLER_H_