Support Windows native textfield, combobox, etc. in new bubbles.

views/bubble/bubble_delegate.h

Index: views/bubble/bubble_delegate.h
diff --git a/views/bubble/bubble_delegate.h b/views/bubble/bubble_delegate.h
index 8bd0322ae00b52ce2c5c22a03335610dce940007..b2630707dff13c35d3c5d81081952d2dcca1cda2 100644
--- a/views/bubble/bubble_delegate.h
+++ b/views/bubble/bubble_delegate.h
@@ -39,7 +39,6 @@ class VIEWS_EXPORT BubbleDelegateView : public WidgetDelegateView,
   // WidgetDelegate overrides:
   virtual View* GetInitiallyFocusedView() OVERRIDE;
   virtual View* GetContentsView() OVERRIDE;
-  virtual ClientView* CreateClientView(Widget* widget) OVERRIDE;
   virtual NonClientFrameView* CreateNonClientFrameView() OVERRIDE;
 
   bool close_on_esc() const { return close_on_esc_; }
@@ -54,6 +53,9 @@ class VIEWS_EXPORT BubbleDelegateView : public WidgetDelegateView,
   // Get the color used for the background and border.
   virtual SkColor GetColor() const;
 
+  // Show the bubble's widget (and |border_widget_| on Windows).
+  void Show();
+
   // Fade the bubble in or out via Widget transparency.
   // Fade in calls Widget::Show; fade out calls Widget::Close upon completion.
   void StartFade(bool fade_in);
@@ -90,6 +92,11 @@ class VIEWS_EXPORT BubbleDelegateView : public WidgetDelegateView,
 
   // The background color of the bubble.
   SkColor color_;
+
+  // The widget hosting the border for this bubble (only used on Windows).
+  Widget* border_widget_;
+
+  DISALLOW_COPY_AND_ASSIGN(BubbleDelegateView);
 };
 
 }  // namespace views