PageInfo bubble: Use the non-client view's window title and close button.

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 4f791cd735813a91207cf60c9c9f32f86e41688e..888da484391257ec13c7b1317ecd75c0d61587e3 100644
--- a/ui/views/bubble/bubble_dialog_delegate.h
+++ b/ui/views/bubble/bubble_dialog_delegate.h
@@ -79,6 +79,10 @@ class VIEWS_EXPORT BubbleDialogDelegateView : public DialogDelegateView,
 
   const gfx::Insets& margins() const { return margins_; }
   void set_margins(const gfx::Insets& margins) { margins_ = margins; }
+  const gfx::Insets& title_margins() const { return title_margins_; }
+  void set_title_margins(const gfx::Insets& title_margins) {

[lgarron, 2016/12/14 23:46:23]

FYI: I don't know anything about this class, so if you want thoughts on whether
this is the best idea you'll have to consult someone else. :-)
(Looks fine to me, though.)

[tapted, 2017/01/04 00:36:49]

Yup - sending to msw for OWNERS :) (pretty sure this is a good approach)

+    title_margins_ = title_margins;
+  }
 
   const gfx::Insets& anchor_view_insets() const { return anchor_view_insets_; }
   void set_anchor_view_insets(const gfx::Insets& i) { anchor_view_insets_ = i; }
@@ -190,6 +194,7 @@ class VIEWS_EXPORT BubbleDialogDelegateView : public DialogDelegateView,
 
   // The margins between the content and the inside of the border.
   gfx::Insets margins_;
+  gfx::Insets title_margins_;
 
   // Insets applied to the |anchor_view_| bounds.
   gfx::Insets anchor_view_insets_;