aura: Make Window::HitTest() a private method.

ui/aura/window.h

 // Copyright (c) 2012 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_WINDOW_H_
 #define UI_AURA_WINDOW_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 238 matching lines @@
 
   // Returns true if the |point_in_root| in root window's coordinate falls
   // within this window's bounds. Returns false if the window is detached
   // from root window.
   bool ContainsPointInRoot(const gfx::Point& point_in_root) const;
 
   // Returns true if relative-to-this-Window's-origin |local_point| falls
   // within this Window's bounds.
   bool ContainsPoint(const gfx::Point& local_point) const;
 
-  // Returns true if the mouse pointer at relative-to-this-Window's-origin
-  // |local_point| can trigger an event for this Window.
-  // TODO(beng): A Window can supply a hit-test mask to cause some portions of
-  // itself to not trigger events, causing the events to fall through to the
-  // Window behind.
-  bool HitTest(const gfx::Point& local_point);
-
   // Returns the Window that most closely encloses |local_point| for the
   // purposes of event targeting.
   Window* GetEventHandlerForPoint(const gfx::Point& local_point);
 
   // Returns the topmost Window with a delegate containing |local_point|.
   Window* GetTopWindowContainingPoint(const gfx::Point& local_point);
 
   // Returns this window's toplevel window (the highest-up-the-tree anscestor
   // that has a delegate set).  The toplevel window may be |this|.
   Window* GetToplevelWindow();
@@ skipping 72 matching lines @@
   friend class WindowTargeter;
 
   // Called by the public {Set,Get,Clear}Property functions.
   int64 SetPropertyInternal(const void* key,
                             const char* name,
                             PropertyDeallocator deallocator,
                             int64 value,
                             int64 default_value);
   int64 GetPropertyInternal(const void* key, int64 default_value) const;
 
+  // Returns true if the mouse pointer at relative-to-this-Window's-origin
+  // |local_point| can trigger an event for this Window.
+  // TODO(beng): A Window can supply a hit-test mask to cause some portions of
+  // itself to not trigger events, causing the events to fall through to the
+  // Window behind.
+  bool HitTest(const gfx::Point& local_point);
+
   // Changes the bounds of the window without condition.
   void SetBoundsInternal(const gfx::Rect& new_bounds);
 
   // Updates the visible state of the layer, but does not make visible-state
   // specific changes. Called from Show()/Hide().
   void SetVisible(bool visible);
 
   // Schedules a paint for the Window's entire bounds.
   void SchedulePaint();
 
@@ skipping 177 matching lines @@
   };
 
   std::map<const void*, Value> prop_map_;
 
   DISALLOW_COPY_AND_ASSIGN(Window);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_WINDOW_H_