Fixing the dynamic positioning (move with anchor) for the app launcher

ui/views/bubble/bubble_delegate.h

Index: ui/views/bubble/bubble_delegate.h
diff --git a/ui/views/bubble/bubble_delegate.h b/ui/views/bubble/bubble_delegate.h
index dff9bd4506f9968727d5a55501ecd05f27d3b112..2748020ffaae244f0f072016097a121d30c15778 100644
--- a/ui/views/bubble/bubble_delegate.h
+++ b/ui/views/bubble/bubble_delegate.h
@@ -144,8 +144,12 @@ class VIEWS_EXPORT BubbleDelegateView : public WidgetDelegateView,
   virtual void Init();
 
   // Set the anchor view or rect; set these before CreateBubble or Show.
+  // If an |anchor_view| is given the |anchor_rect| will be ignored, but an
+  // |anchor_offset| can be supplied to offset the final coordinates. This is
+  // especially needed when |move_with_anchor_| gets set.
   void set_anchor_view(View* anchor_view) { anchor_view_ = anchor_view; }
   void set_anchor_rect(const gfx::Rect& rect) { anchor_rect_ = rect; }
+  void set_anchor_offset(const gfx::Point& offset) {anchor_offset_ = offset; }
 
   // Resize and potentially move the bubble to fit the content's preferred size.
   void SizeToContents();
@@ -181,6 +185,9 @@ class VIEWS_EXPORT BubbleDelegateView : public WidgetDelegateView,
   // The anchor rect used in the absence of an anchor view.
   gfx::Rect anchor_rect_;
 
+  // An anchor offset which will get added to the |anchor_view_|'s location.
+  gfx::Point anchor_offset_;
+
   // If true, the bubble will re-anchor (and may resize) with |anchor_widget_|.
   bool move_with_anchor_;