Convert Pass()→std::move() in //ash

ash/display/mirror_window_controller.cc

 // Copyright (c) 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/display/mirror_window_controller.h"
 
+#include <utility>
+
 #if defined(USE_X11)
 #include <X11/Xlib.h>
 #include <X11/extensions/XInput2.h>
 
 // Xlib.h defines RootWindow.
 #undef RootWindow
 #endif
 
 #include "ash/display/cursor_window_controller.h"
 #include "ash/display/display_info.h"
@@ skipping 202 matching lines @@
       }
 #endif
 
       aura::client::SetCaptureClient(host->window(), new NoneCaptureClient());
       host->Show();
 
       aura::Window* mirror_window = host_info->mirror_window =
           new aura::Window(nullptr);
       mirror_window->Init(ui::LAYER_SOLID_COLOR);
       host->window()->AddChild(mirror_window);
-      host_info->ash_host->SetRootWindowTransformer(transformer.Pass());
+      host_info->ash_host->SetRootWindowTransformer(std::move(transformer));
       mirror_window->SetBounds(host->window()->bounds());
       mirror_window->Show();
       if (reflector_) {
         reflector_->AddMirroringLayer(mirror_window->layer());
       } else {
         reflector_ =
             aura::Env::GetInstance()->context_factory()->CreateReflector(
                 Shell::GetPrimaryRootWindow()->GetHost()->compositor(),
                 mirror_window->layer());
       }
     } else {
       AshWindowTreeHost* ash_host =
           mirroring_host_info_map_[display_info.id()]->ash_host.get();
       aura::WindowTreeHost* host = ash_host->AsWindowTreeHost();
       GetRootWindowSettings(host->window())->display_id = display_info.id();
-      ash_host->SetRootWindowTransformer(transformer.Pass());
+      ash_host->SetRootWindowTransformer(std::move(transformer));
       host->SetBounds(display_info.bounds_in_native());
     }
   }
 
   // Deleting WTHs for disconnected displays.
   if (mirroring_host_info_map_.size() > display_info_list.size()) {
     for (MirroringHostInfoMap::iterator iter = mirroring_host_info_map_.begin();
          iter != mirroring_host_info_map_.end();) {
       if (std::find_if(display_info_list.begin(), display_info_list.end(),
                        [iter](const DisplayInfo& info) {
@@ skipping 119 matching lines @@
   // EventProcessor may be accessed after this call if the mirroring window
   // was deleted as a result of input event (e.g. shortcut), so don't delete
   // now.
   if (delay_host_deletion)
     base::MessageLoop::current()->DeleteSoon(FROM_HERE, host_info);
   else
     delete host_info;
 }
 
 }  // namespace ash