[MD] Fix clipping of infobar child elements (particularly close button).

chrome/browser/ui/views/dropdown_bar_host.h

Index: chrome/browser/ui/views/dropdown_bar_host.h
diff --git a/chrome/browser/ui/views/dropdown_bar_host.h b/chrome/browser/ui/views/dropdown_bar_host.h
index 481ed44ca4b5b1bfe078804c93d1d6a15dbbf563..0693a78816b8803ed3b9dd317ebb0185bdf31412 100644
--- a/chrome/browser/ui/views/dropdown_bar_host.h
+++ b/chrome/browser/ui/views/dropdown_bar_host.h
@@ -154,10 +154,6 @@ class DropdownBarHost : public ui::AcceleratorTarget,
   // The BrowserView that created us.
   BrowserView* browser_view_;
 
-  // A parent View to |view_| that is used to clip when animating the bar
-  // between the shown and hidden states.
-  views::View* clip_view_;
-
   // Our view, which is responsible for drawing the UI.
   views::View* view_;
   DropdownBarHostDelegate* delegate_;