Consolidate bubble border code.

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 0f014288a1a70f9d2c3e5c785d753ef6518ecaf5..f13ccd04a746f340696cf686d25b538a0027413a 100644
--- a/ui/views/bubble/bubble_frame_view.h
+++ b/ui/views/bubble/bubble_frame_view.h
@@ -42,10 +42,10 @@ class VIEWS_EXPORT BubbleFrameView : public NonClientFrameView {
 
   // Given the size of the contents and the rect to point at, returns the bounds
   // of the bubble window. The bubble's arrow location may change if the bubble
-  // does not fit on the monitor and |try_mirroring_arrow| is true.
+  // does not fit on the monitor and |try_fit_bubble| is true.
   gfx::Rect GetUpdatedWindowBounds(const gfx::Rect& anchor_rect,
                                    gfx::Size client_size,
-                                   bool try_mirroring_arrow);
+                                   bool try_fit_bubble);
 
   void SetBubbleBorder(BubbleBorder* border);
 
@@ -63,6 +63,11 @@ class VIEWS_EXPORT BubbleFrameView : public NonClientFrameView {
                               const gfx::Rect& anchor_rect,
                               const gfx::Size& client_size);
 
+  // Move arrow (by setting its offset) to make bubble fit in the monitor

[msw, 2012/09/18 19:33:42]

nit: grammar; consider: "Adjust the bubble's arrow offsets if the generated
window bounds don't fit in the monitor bounds."

[xiyuan, 2012/09/19 18:20:09]

Done.

+  // bounds.
+  void OffsetArrowIfOffScreen(const gfx::Rect& anchor_rect,
+                              const gfx::Size& client_size);
+
   // The bubble border.
   BubbleBorder* bubble_border_;