Adds sizing, maximizing, minimizing to simple_wm

mash/simple_wm/move_loop.h

 // Copyright 2016 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 MASH_SIMPLE_WM_MOVE_LOOP_H_
 #define MASH_SIMPLE_WM_MOVE_LOOP_H_
 
 #include <stdint.h>
 #include <memory>
 
@@ skipping 90 matching lines @@
   const HorizontalLocation h_loc_;
   const VerticalLocation v_loc_;
 
   // The id of the pointer that triggered the move.
   const int32_t pointer_id_;
 
   // Location of the event (in screen coordinates) that triggered the move.
   const gfx::Point initial_event_screen_location_;
 
   // Original bounds of the window.
-  const gfx::Rect initial_window_bounds_;
+  gfx::Rect initial_window_bounds_;
   const gfx::Rect initial_user_set_bounds_;
 
   // Set to true when MoveLoop changes the bounds of |target_|. The move is
   // canceled if the bounds change unexpectedly during the move.
   bool changing_bounds_;
 
   DISALLOW_COPY_AND_ASSIGN(MoveLoop);
 };
 
 }  // namespace simple_wm
 
 #endif  // MASH_SIMPLE_WM_MOVE_LOOP_H_