[mus+ash] Removes WmWindow from ash/wm/overview and ash/wm/workspace

ash/wm/overview/window_selector_controller.cc

 // Copyright 2013 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/overview/window_selector_controller.h"
 
 #include <vector>
 
 #include "ash/session/session_controller.h"
 #include "ash/shell.h"
 #include "ash/shell_port.h"
 #include "ash/wm/mru_window_tracker.h"
 #include "ash/wm/overview/window_selector.h"
 #include "ash/wm/screen_pinning_controller.h"
 #include "ash/wm/window_state.h"
-#include "ash/wm_window.h"
 #include "base/metrics/histogram_macros.h"
 
 namespace ash {
 
 WindowSelectorController::WindowSelectorController() {}
 
 WindowSelectorController::~WindowSelectorController() {
   // Destroy widgets that may be still animating if shell shuts down soon after
   // exiting overview mode.
   for (std::unique_ptr<DelayedAnimationObserver>& animation_observer :
@@ skipping 94 matching lines @@
 }
 
 void WindowSelectorController::OnSelectionStarted() {
   if (!last_selection_time_.is_null()) {
     UMA_HISTOGRAM_LONG_TIMES("Ash.WindowSelector.TimeBetweenUse",
                              base::Time::Now() - last_selection_time_);
   }
 }
 
 }  // namespace ash