chromeos: Remove TrayBubbleView::Delegate::OnBeforeBubbleWidgetInit

ui/views/bubble/bubble_dialog_delegate.h

Index: ui/views/bubble/bubble_dialog_delegate.h
diff --git a/ui/views/bubble/bubble_dialog_delegate.h b/ui/views/bubble/bubble_dialog_delegate.h
index ac934267eb2e7eca8feec531e3ff84889273f1a7..81a3a4ca9d8bff20f9c15c2629c7d9873fc99fc1 100644
--- a/ui/views/bubble/bubble_dialog_delegate.h
+++ b/ui/views/bubble/bubble_dialog_delegate.h
@@ -99,7 +99,6 @@ class VIEWS_EXPORT BubbleDialogDelegateView : public DialogDelegateView,
   virtual gfx::Rect GetAnchorRect() const;
 
   // Allows delegates to provide custom parameters before widget initialization.
-  // For example, mus needs to set a custom ui::Window* parent.
   virtual void OnBeforeBubbleWidgetInit(Widget::InitParams* params,

[msw, 2017/05/24 18:04:38]

q: We should be able to eliminate this soon, if not now, right?

[James Cook, 2017/05/24 18:27:04]

Unfortunately this one is still used to do things like set custom shadows,
allocate a new widget for the app list, etc. We might be able to remove it, but
it's not trivial.

[msw, 2017/05/24 18:48:36]

Acknowledged. Sounds worth pursuing later on.

                                         Widget* widget) const;