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diff --git a/ui/views/context_menu_controller.h b/ui/views/context_menu_controller.h
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+// 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_VIEWS_CONTEXT_MENU_CONTROLLER_H_
+#define UI_VIEWS_CONTEXT_MENU_CONTROLLER_H_
+#pragma once
+
+#include "views/views_export.h"
+
+namespace gfx {
+class Point;
+}
+
+namespace views {
+class View;
+
+// ContextMenuController is responsible for showing the context menu for a
+// View. To use a ContextMenuController invoke set_context_menu_controller on a
+// View. When the appropriate user gesture occurs ShowContextMenu is invoked
+// on the ContextMenuController.
+//
+// Setting a ContextMenuController on a view makes the view process mouse
+// events.
+//
+// It is up to subclasses that do their own mouse processing to invoke
+// the appropriate ContextMenuController method, typically by invoking super's
+// implementation for mouse processing.
+class VIEWS_EXPORT ContextMenuController {
+ public:
+  // Invoked to show the context menu for the source view. If |is_mouse_gesture|
+  // is true, |p| is the location of the mouse. If |is_mouse_gesture| is false,
+  // this method was not invoked by a mouse gesture and |p| is the recommended
+  // location to show the menu at.
+  //
+  // |p| is in screen coordinates.
+  virtual void ShowContextMenuForView(View* source,
+                                      const gfx::Point& p,
+                                      bool is_mouse_gesture) = 0;
+
+ protected:
+  virtual ~ContextMenuController() {}
+};
+
+}  // namespace views
+
+#endif  // UI_VIEWS_CONTEXT_MENU_CONTROLLER_H_