Limit constrained windows to the size of the parent view.

ui/views/bubble/bubble_frame_view.h

Index: ui/views/bubble/bubble_frame_view.h
diff --git a/ui/views/bubble/bubble_frame_view.h b/ui/views/bubble/bubble_frame_view.h
index 7dc459623baff2735bcfaa85c60e9142628a56ba..48ef52dd347f36bbe2e4fcd50eb7f4e93b6c4f4d 100644
--- a/ui/views/bubble/bubble_frame_view.h
+++ b/ui/views/bubble/bubble_frame_view.h
@@ -46,6 +46,7 @@ class VIEWS_EXPORT BubbleFrameView : public NonClientFrameView,
   // View overrides:
   virtual gfx::Insets GetInsets() const OVERRIDE;
   virtual gfx::Size GetPreferredSize() OVERRIDE;
+  virtual gfx::Size GetMinimumSize() OVERRIDE;
   virtual void Layout() OVERRIDE;
   virtual const char* GetClassName() const OVERRIDE;
   virtual void ChildPreferredSizeChanged(View* child) OVERRIDE;
@@ -87,6 +88,9 @@ class VIEWS_EXPORT BubbleFrameView : public NonClientFrameView,
   void OffsetArrowIfOffScreen(const gfx::Rect& anchor_rect,
                               const gfx::Size& client_size);
 
+  // Calculates the size needed to accommodate the given client area.
+  gfx::Size GetSizeForClientSize(const gfx::Size& client_size);
+
   // The bubble border.
   BubbleBorder* bubble_border_;