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

ash/wm_window.cc

 // 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.
 
 #include "ash/wm_window.h"
 
 #include "ash/ash_constants.h"
 #include "ash/public/cpp/config.h"
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/public/cpp/window_properties.h"
@@ skipping 469 matching lines @@
 }
 
 std::vector<WmWindow*> WmWindow::GetChildren() {
   return FromAuraWindows(window_->children());
 }
 
 WmWindow* WmWindow::GetChildByShellWindowId(int id) {
   return Get(window_->GetChildById(id));
 }
 
-void WmWindow::InstallResizeHandleWindowTargeter(
-    ImmersiveFullscreenController* immersive_fullscreen_controller) {
-  window_->SetEventTargeter(base::MakeUnique<ResizeHandleWindowTargeter>(
-      window_, immersive_fullscreen_controller));
-}
-
 void WmWindow::SetBoundsInScreenBehaviorForChildren(
     BoundsInScreenBehavior behavior) {
   window_->SetProperty(
       kUsesScreenCoordinatesKey,
       behavior == BoundsInScreenBehavior::USE_SCREEN_COORDINATES);
 }
 
 void WmWindow::SetSnapsChildrenToPhysicalPixelBoundary() {
   wm::SetSnapsChildrenToPhysicalPixelBoundary(window_);
 }
@@ skipping 30 matching lines @@
     observer.OnTransientChildAdded(this, Get(transient));
 }
 
 void WmWindow::OnTransientChildRemoved(aura::Window* window,
                                        aura::Window* transient) {
   for (auto& observer : transient_observers_)
     observer.OnTransientChildRemoved(this, Get(transient));
 }
 
 }  // namespace ash