chromeos: convert more ash/wm code to aura::Window

ash/wm/workspace/multi_window_resize_controller.cc

 // 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.
 
 #include "ash/wm/workspace/multi_window_resize_controller.h"
 
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/root_window_controller.h"
 #include "ash/wm/window_state.h"
+#include "ash/wm/window_util.h"
 #include "ash/wm/workspace/workspace_window_resizer.h"
-#include "ash/wm_window.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_delegate.h"
 #include "ui/base/cursor/cursor.h"
 #include "ui/base/hit_test.h"
 #include "ui/display/screen.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/image/image.h"
 #include "ui/views/view.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/widget/widget_delegate.h"
@@ skipping 247 matching lines @@
   window_resizer_.reset();
   Hide();
 }
 
 MultiWindowResizeController::ResizeWindows
 MultiWindowResizeController::DetermineWindowsFromScreenPoint(
     aura::Window* window) const {
   gfx::Point mouse_location(
       display::Screen::GetScreen()->GetCursorScreenPoint());
   mouse_location = ConvertPointFromScreen(window, mouse_location);
-  const int component =
-      window->delegate()
-          ? window->delegate()->GetNonClientComponent(mouse_location)
-          : HTNOWHERE;
+  const int component = wm::GetNonClientComponent(window, mouse_location);
   return DetermineWindows(window, component, mouse_location);
 }
 
 void MultiWindowResizeController::CreateMouseWatcher() {
   mouse_watcher_.reset(
       new views::MouseWatcher(new ResizeMouseWatcherHost(this), this));
   mouse_watcher_->set_notify_on_exit_time(
       base::TimeDelta::FromMilliseconds(kHideDelayMS));
   mouse_watcher_->Start();
 }
@@ skipping 296 matching lines @@
                            windows_.direction == TOP_BOTTOM ? HTTOP : HTLEFT);
   }
   return false;
 }
 
 bool MultiWindowResizeController::IsOverComponent(
     aura::Window* window,
     const gfx::Point& location_in_screen,
     int component) const {
   gfx::Point window_loc = ConvertPointFromScreen(window, location_in_screen);
-  const int window_component =
-      window->delegate() ? window->delegate()->GetNonClientComponent(window_loc)
-                         : HTNOWHERE;
-  return window_component == component;
+  return wm::GetNonClientComponent(window, window_loc) == component;
 }
 
 }  // namespace ash