Remove ash_util namespace

chrome/browser/ui/ash/system_tray_client.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 "chrome/browser/ui/ash/system_tray_client.h"
 
 #include "ash/common/login_status.h"
 #include "ash/common/wm_shell.h"
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/public/interfaces/constants.mojom.h"
@@ skipping 162 matching lines @@
 
 // static
 Widget* SystemTrayClient::CreateUnownedDialogWidget(
     views::WidgetDelegate* widget_delegate) {
   DCHECK(widget_delegate);
   Widget::InitParams params = views::DialogDelegate::GetDialogWidgetInitParams(
       widget_delegate, nullptr, nullptr, gfx::Rect());
   // Place the dialog in the appropriate modal dialog container, either above
   // or below the lock screen, based on the login state.
   int container_id = GetDialogParentContainerId();
-  if (ash_util::IsRunningInMash()) {
+  if (IsRunningInMash()) {
     using ui::mojom::WindowManager;
     params.mus_properties[WindowManager::kContainerId_InitProperty] =
         mojo::ConvertTo<std::vector<uint8_t>>(container_id);
   } else {
     params.parent = ash::Shell::GetContainer(ash::Shell::GetPrimaryRootWindow(),
                                              container_id);
   }
   Widget* widget = new Widget;  // Owned by native widget.
   widget->Init(params);
   return widget;
@@ skipping 180 matching lines @@
     chromeos::system::SystemClock* clock) {
   system_tray_->SetUse24HourClock(clock->ShouldUse24HourClock());
 }
 
 void SystemTrayClient::Observe(int type,
                                const content::NotificationSource& source,
                                const content::NotificationDetails& details) {
   DCHECK_EQ(chrome::NOTIFICATION_UPGRADE_RECOMMENDED, type);
   HandleUpdateAvailable();
 }