Adding proper dragging behavior for L/R maximized windows.

ash/wm/frame_painter.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 ASH_WM_FRAME_PAINTER_H_
 #define ASH_WM_FRAME_PAINTER_H_
 
 #include <set>
 
 #include "ash/ash_export.h"
@@ skipping 123 matching lines @@
                        int pushed_image_id);
 
   // Returns the offset between window left edge and title string.
   int GetTitleOffsetX() const;
 
   // Returns the opacity value used to paint the header.
   int GetHeaderOpacity(HeaderMode header_mode,
                        int theme_frame_id,
                        const gfx::ImageSkia* theme_frame_overlay);
 
+  // Adjust frame operations for left / right maximized modes.
+  int AdjustFrameHitCodeForMaximizedModes(int hit_code);
+
   // Returns true if there is exactly one visible, normal-type window using
   // a header painted by this class, in which case we should paint a transparent
   // window header.
   static bool UseSoloWindowHeader();
 
   // Schedules a paint for the window header of the solo window.  Invoke this
   // when another window is hidden or destroyed to force the transparency of
   // the now-solo window to update.
   static void SchedulePaintForSoloWindow();
 
@@ skipping 26 matching lines @@
   scoped_ptr<ui::SlideAnimation> crossfade_animation_;
 
   SizeButtonBehavior size_button_behavior_;
 
   DISALLOW_COPY_AND_ASSIGN(FramePainter);
 };
 
 }  // namespace ash
 
 #endif  // ASH_WM_FRAME_PAINTER_H_