Make LogoutButtonTray a regular View

ash/system/ime_menu/ime_menu_tray.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 "ash/system/ime_menu/ime_menu_tray.h"
 
 #include "ash/accessibility_delegate.h"
 #include "ash/ash_constants.h"
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/resources/grit/ash_resources.h"
 #include "ash/root_window_controller.h"
 #include "ash/session/session_state_delegate.h"
 #include "ash/shelf/wm_shelf.h"
 #include "ash/shelf/wm_shelf_util.h"
 #include "ash/shell.h"
 #include "ash/strings/grit/ash_strings.h"
 #include "ash/system/ime_menu/ime_list_view.h"
 #include "ash/system/tray/system_menu_button.h"
 #include "ash/system/tray/system_tray_controller.h"
 #include "ash/system/tray/system_tray_delegate.h"
 #include "ash/system/tray/system_tray_notifier.h"
 #include "ash/system/tray/tray_constants.h"
+#include "ash/system/tray/tray_container.h"
 #include "ash/system/tray/tray_popup_item_style.h"
 #include "ash/system/tray/tray_popup_utils.h"
 #include "ash/system/tray/tray_utils.h"
 #include "ash/wm_shell.h"
 #include "ash/wm_window.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/strings/utf_string_conversions.h"
 #include "ui/base/ime/chromeos/input_method_manager.h"
 #include "ui/base/ime/ime_bridge.h"
 #include "ui/base/ime/text_input_client.h"
@@ skipping 232 matching lines @@
     scroller()->ClipHeightTo(height_range.start(), height_range.end());
     ImeListView::Layout();
   }
 
   DISALLOW_COPY_AND_ASSIGN(ImeMenuListView);
 };
 
 }  // namespace
 
 ImeMenuTray::ImeMenuTray(WmShelf* wm_shelf)
-    : TrayBackgroundView(wm_shelf, true),
+    : TrayBackgroundView(wm_shelf),
       label_(new ImeMenuLabel()),
       show_keyboard_(false),
       force_show_keyboard_(false),
       should_block_shelf_auto_hide_(false),
       keyboard_suppressed_(false),
       show_bubble_after_keyboard_hidden_(false) {
   SetInkDropMode(InkDropMode::ON);
   SetupLabelForTray(label_);
   tray_container()->AddChildView(label_);
   SystemTrayNotifier* tray_notifier = Shell::Get()->system_tray_notifier();
@@ skipping 255 matching lines @@
   Shell::Get()->system_tray_delegate()->GetCurrentIME(&current_ime_);
 
   // Updates the tray label based on the current input method.
   if (current_ime_.third_party)
     label_->SetText(current_ime_.short_name + base::UTF8ToUTF16("*"));
   else
     label_->SetText(current_ime_.short_name);
 }
 
 }  // namespace ash