Moves Shell::maximize_mode_controller() to WmShell

chrome/browser/ui/views/tabs/tab_drag_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 "chrome/browser/ui/views/tabs/tab_drag_controller.h"
 
 #include <math.h>
 #include <set>
 
 #include "base/auto_reset.h"
@@ skipping 25 matching lines @@
 #include "ui/gfx/geometry/point_conversions.h"
 #include "ui/views/event_monitor.h"
 #include "ui/views/focus/view_storage.h"
 #include "ui/views/widget/root_view.h"
 #include "ui/views/widget/widget.h"
 
 #if defined(USE_ASH)
 #include "ash/accelerators/accelerator_commands.h"
 #include "ash/common/wm/maximize_mode/maximize_mode_controller.h"
 #include "ash/common/wm/window_state.h"
-#include "ash/shell.h"
+#include "ash/common/wm_shell.h"
 #include "ash/wm/window_state_aura.h"
 #include "ui/wm/core/coordinate_conversion.h"
 #endif
 
 #if defined(USE_AURA)
 #include "ui/aura/env.h"
 #include "ui/aura/window.h"
 #include "ui/wm/core/window_modality_controller.h"
 #endif
 
@@ skipping 245 matching lines @@
   }
   InitWindowCreatePoint();
   initial_selection_model_.Copy(initial_selection_model);
 
   // Gestures don't automatically do a capture. We don't allow multiple drags at
   // the same time, so we explicitly capture.
   if (event_source == EVENT_SOURCE_TOUCH)
     source_tabstrip_->GetWidget()->SetCapture(source_tabstrip_);
 
 #if defined(USE_ASH)
-  if (ash::Shell::HasInstance() &&
-      ash::Shell::GetInstance()->maximize_mode_controller()->
-          IsMaximizeModeWindowManagerEnabled()) {
+  if (ash::WmShell::HasInstance() &&
+      ash::WmShell::Get()
+          ->maximize_mode_controller()
+          ->IsMaximizeModeWindowManagerEnabled()) {
     detach_behavior_ = NOT_DETACHABLE;
   }
 #endif
 }
 
 // static
 bool TabDragController::IsAttachedTo(const TabStrip* tab_strip) {
   return (instance_ && instance_->active() &&
           instance_->attached_tabstrip() == tab_strip);
 }
@@ skipping 1482 matching lines @@
   // TODO(pkotwicz): Fix this properly (crbug.com/358482)
   for (auto* browser : *BrowserList::GetInstance()) {
     if (browser->tab_strip_model()->empty())
       exclude.insert(browser->window()->GetNativeWindow());
   }
 #endif
   base::WeakPtr<TabDragController> ref(weak_factory_.GetWeakPtr());
   *window = window_finder_->GetLocalProcessWindowAtPoint(screen_point, exclude);
   return ref ? Liveness::ALIVE : Liveness::DELETED;
 }