chromeos: Remove TrayBubbleView::Delegate::OnBeforeBubbleWidgetInit

ash/system/ime_menu/ime_menu_tray.cc

Index: ash/system/ime_menu/ime_menu_tray.cc
diff --git a/ash/system/ime_menu/ime_menu_tray.cc b/ash/system/ime_menu/ime_menu_tray.cc
index 7e6018be788b95ccaa08f2f3d82ca6cafc1fa25c..2f7a2ce7dc2d54fed608ed5dd1113d6a563c75a8 100644
--- a/ash/system/ime_menu/ime_menu_tray.cc
+++ b/ash/system/ime_menu/ime_menu_tray.cc
@@ -6,7 +6,6 @@
 
 #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_controller.h"
@@ -328,8 +327,8 @@ void ImeMenuTray::ShowImeMenuBubbleInternal() {
   init_params.can_activate = true;
   init_params.close_on_deactivate = true;
 
-  views::TrayBubbleView* bubble_view =
-      views::TrayBubbleView::Create(GetBubbleAnchor(), this, &init_params);
+  views::TrayBubbleView* bubble_view = new views::TrayBubbleView(
+      GetBubbleWindowContainer(), GetBubbleAnchor(), this, init_params);
   bubble_view->set_anchor_view_insets(GetBubbleAnchorInsets());
 
   // Add a title item with a separator on the top of the IME menu.
@@ -471,16 +470,6 @@ base::string16 ImeMenuTray::GetAccessibleNameForBubble() {
   return l10n_util::GetStringUTF16(IDS_ASH_IME_MENU_ACCESSIBLE_NAME);
 }
 
-void ImeMenuTray::OnBeforeBubbleWidgetInit(
-    views::Widget* anchor_widget,
-    views::Widget* bubble_widget,
-    views::Widget::InitParams* params) const {
-  // Place the bubble in the same root window as |anchor_widget|.
-  RootWindowController::ForWindow(anchor_widget->GetNativeWindow())
-      ->ConfigureWidgetInitParamsForContainer(
-          bubble_widget, kShellWindowId_SettingBubbleContainer, params);
-}
-
 void ImeMenuTray::HideBubble(const views::TrayBubbleView* bubble_view) {
   HideBubbleWithView(bubble_view);
 }