mash: Convert system tray logout button to wm common types

ash/system/chromeos/label_tray_view.cc

Index: ash/system/chromeos/label_tray_view.cc
diff --git a/ash/system/chromeos/label_tray_view.cc b/ash/system/chromeos/label_tray_view.cc
deleted file mode 100644
index dc73b9e77300e4e475e6d31a13f032a30eacddd1..0000000000000000000000000000000000000000
--- a/ash/system/chromeos/label_tray_view.cc
+++ /dev/null
@@ -1,64 +0,0 @@
-// 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/system/chromeos/label_tray_view.h"
-
-#include "ash/common/system/tray/hover_highlight_view.h"
-#include "ash/common/system/tray/tray_constants.h"
-#include "ash/common/system/tray/view_click_listener.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/font.h"
-#include "ui/views/border.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/layout/fill_layout.h"
-
-namespace ash {
-
-LabelTrayView::LabelTrayView(ViewClickListener* click_listener,
-                             int icon_resource_id)
-    : click_listener_(click_listener), icon_resource_id_(icon_resource_id) {
-  SetLayoutManager(new views::FillLayout());
-  SetVisible(false);
-}
-
-LabelTrayView::~LabelTrayView() {}
-
-void LabelTrayView::SetMessage(const base::string16& message) {
-  if (message_ == message)
-    return;
-
-  message_ = message;
-  RemoveAllChildViews(true);
-  if (!message_.empty()) {
-    AddChildView(CreateChildView(message_));
-    SetVisible(true);
-  } else {
-    SetVisible(false);
-  }
-}
-
-views::View* LabelTrayView::CreateChildView(
-    const base::string16& message) const {
-  HoverHighlightView* child = new HoverHighlightView(click_listener_);
-  if (icon_resource_id_) {
-    ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-    const gfx::ImageSkia* icon = rb.GetImageSkiaNamed(icon_resource_id_);
-    child->AddIconAndLabel(*icon, message, false /* highlight */);
-    child->SetBorder(views::Border::CreateEmptyBorder(
-        0, kTrayPopupPaddingHorizontal, 0, kTrayPopupPaddingHorizontal));
-    child->text_label()->SetMultiLine(true);
-    child->text_label()->SizeToFit(kTrayNotificationContentsWidth);
-  } else {
-    child->AddLabel(message, gfx::ALIGN_LEFT, false /* highlight */);
-    child->text_label()->SetMultiLine(true);
-    child->text_label()->SizeToFit(kTrayNotificationContentsWidth +
-                                   kNotificationIconWidth);
-  }
-  child->text_label()->SetAllowCharacterBreak(true);
-  child->SetExpandable(true);
-  child->SetVisible(true);
-  return child;
-}
-
-}  // namespace ash