Revert of mash: Convert TrayBackgroundView to wm common types

ash/system/tray/tray_bubble_wrapper.cc

Index: ash/system/tray/tray_bubble_wrapper.cc
diff --git a/ash/system/tray/tray_bubble_wrapper.cc b/ash/system/tray/tray_bubble_wrapper.cc
new file mode 100644
index 0000000000000000000000000000000000000000..848b568dc82714e222a481b53489cf6b5b6117a9
--- /dev/null
+++ b/ash/system/tray/tray_bubble_wrapper.cc
@@ -0,0 +1,58 @@
+// 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/tray/tray_bubble_wrapper.h"
+
+#include "ash/common/wm_lookup.h"
+#include "ash/common/wm_window.h"
+#include "ash/system/tray/tray_background_view.h"
+#include "ash/system/tray/tray_event_filter.h"
+#include "ui/views/bubble/tray_bubble_view.h"
+#include "ui/views/widget/widget.h"
+
+namespace ash {
+
+TrayBubbleWrapper::TrayBubbleWrapper(TrayBackgroundView* tray,
+                                     views::TrayBubbleView* bubble_view)
+    : tray_(tray),
+      bubble_view_(bubble_view) {
+  bubble_widget_ = views::BubbleDialogDelegateView::CreateBubble(bubble_view_);
+  bubble_widget_->AddObserver(this);
+
+  TrayBackgroundView::InitializeBubbleAnimations(bubble_widget_);
+  tray_->UpdateBubbleViewArrow(bubble_view_);
+  bubble_view_->InitializeAndShowBubble();
+
+  tray->tray_event_filter()->AddWrapper(this);
+}
+
+TrayBubbleWrapper::~TrayBubbleWrapper() {
+  tray_->tray_event_filter()->RemoveWrapper(this);
+  if (bubble_widget_) {
+    bubble_widget_->RemoveObserver(this);
+    bubble_widget_->Close();
+  }
+}
+
+void TrayBubbleWrapper::OnWidgetDestroying(views::Widget* widget) {
+  CHECK_EQ(bubble_widget_, widget);
+  bubble_widget_->RemoveObserver(this);
+  bubble_widget_ = NULL;
+
+  // Although the bubble is already closed, the next mouse release event
+  // will invoke PerformAction which reopens the bubble again. To prevent the
+  // reopen, the mouse capture of |tray_| has to be released.
+  // See crbug.com/177075
+  WmLookup::Get()->GetWindowForWidget(tray_->GetWidget())->ReleaseCapture();
+
+  tray_->HideBubbleWithView(bubble_view_);  // May destroy |bubble_view_|
+}
+
+void TrayBubbleWrapper::OnWidgetBoundsChanged(views::Widget* widget,
+                                              const gfx::Rect& new_bounds) {
+  DCHECK_EQ(bubble_widget_, widget);
+  tray_->BubbleResized(bubble_view_);
+}
+
+}  // namespace ash