[mus+ash] Removes WmWindow from ash (app_list, frame, metrics, session, system, wallpaper)

ash/wm_window.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 ASH_WM_WINDOW_H_
 #define ASH_WM_WINDOW_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 18 matching lines @@
 class Size;
 class Transform;
 }
 
 namespace ui {
 class Layer;
 }
 
 namespace ash {
 
-class ImmersiveFullscreenController;
 class RootWindowController;
 class WmTransientWindowObserver;
 enum class WmWindowProperty;
 
 namespace wm {
 class WindowState;
 }
 
 // WmWindow abstracts away differences between ash running in classic mode
 // and ash running with aura-mus.
@@ skipping 203 matching lines @@
   void Deactivate();
 
   void SetFullscreen(bool fullscreen);
 
   void Maximize();
   void Minimize();
   void Unminimize();
 
   std::vector<WmWindow*> GetChildren();
 
-  // Installs a resize handler on the window that makes it easier to resize
-  // the window. See ResizeHandleWindowTargeter for the specifics.
-  void InstallResizeHandleWindowTargeter(
-      ImmersiveFullscreenController* immersive_fullscreen_controller);
-
   // See description in SetBoundsInScreen().
   void SetBoundsInScreenBehaviorForChildren(BoundsInScreenBehavior behavior);
 
   // See description of SnapToPixelBoundaryIfNecessary().
   void SetSnapsChildrenToPhysicalPixelBoundary();
 
   // If an ancestor has been set to snap children to pixel boundaries, then
   // snaps the layer associated with this window to the layer associated with
   // the ancestor.
   void SnapToPixelBoundaryIfNecessary();
@@ skipping 14 matching lines @@
 
   bool added_transient_observer_ = false;
   base::ObserverList<WmTransientWindowObserver> transient_observers_;
 
   DISALLOW_COPY_AND_ASSIGN(WmWindow);
 };
 
 }  // namespace ash
 
 #endif  // ASH_WM_WINDOW_H_