ash: Fix blurry app list bubble border.

ui/app_list/app_list_view.cc

Index: ui/app_list/app_list_view.cc
diff --git a/ui/app_list/app_list_view.cc b/ui/app_list/app_list_view.cc
index b5426989e97e30f63cc7e570050559a0c8b8b80c..c93adbdbc80c759dad9339b58055caf1b96679cc 100644
--- a/ui/app_list/app_list_view.cc
+++ b/ui/app_list/app_list_view.cc
@@ -74,14 +74,14 @@ void AppListView::InitAsBubble(
       kArrowOffset));
   views::BubbleDelegateView::CreateBubble(this);
 
-  // Resets default background since AppListBubbleBorder paints background.
-  GetBubbleFrameView()->set_background(NULL);
-
   // Overrides border with AppListBubbleBorder.
   bubble_border_ = new AppListBubbleBorder(this, search_box_view_);
   GetBubbleFrameView()->SetBubbleBorder(bubble_border_);
   SetBubbleArrowLocation(arrow_location);
 
+  // Resets default background since AppListBubbleBorder paints background.
+  GetBubbleFrameView()->set_background(NULL);
+
   CreateModel();
 }