Revert 151752 - Move non SystemTray specific code to TrayBackgroundView

ash/system/web_notification/web_notification_tray.cc

Index: ash/system/web_notification/web_notification_tray.cc
===================================================================
--- ash/system/web_notification/web_notification_tray.cc	(revision 151762)
+++ ash/system/web_notification/web_notification_tray.cc	(working copy)
@@ -762,7 +762,6 @@
   }
 
   views::Widget* bubble_widget() const { return bubble_widget_; }
-  TrayBubbleView* bubble_view() const { return bubble_view_; }
 
   // Overridden from TrayBubbleView::Host.
   virtual void BubbleViewDestroyed() OVERRIDE {
@@ -967,16 +966,6 @@
   HideNotificationBubble();
 }
 
-void WebNotificationTray::AnchorUpdated() {
-  if (notification_bubble_.get()) {
-    notification_bubble_->bubble_view()->UpdateBubble();
-    // Ensure that the notification buble is above the launcher/status area.
-    notification_bubble_->bubble_view()->GetWidget()->StackAtTop();
-  }
-  if (message_center_bubble_.get())
-    message_center_bubble_->bubble_view()->UpdateBubble();
-}
-
 // Protected methods (invoked only from Bubble and its child classes)
 
 void WebNotificationTray::SendRemoveNotification(const std::string& id) {
@@ -1052,10 +1041,7 @@
   count_label_->SetEnabledColor(
       (notification_list()->notifications().size() == 0) ?
       kMessageCountDimmedColor : kMessageCountColor);
-  bool is_visible =
-      (status_area_widget()->login_status() != user::LOGGED_IN_NONE) &&
-      (status_area_widget()->login_status() != user::LOGGED_IN_LOCKED);
-  SetVisible(is_visible);
+  SetVisible((status_area_widget()->login_status() != user::LOGGED_IN_NONE));
   Layout();
   SchedulePaint();
 }