Launcher icon is misaligned when shelf position is changed to Left/Right

ash/shelf/shelf_view.cc

Index: ash/shelf/shelf_view.cc
diff --git a/ash/shelf/shelf_view.cc b/ash/shelf/shelf_view.cc
index e7fe7638b8348fc3d425350e65be764507f8bceb..8c5841486ed989bd8a5dcb60778d9b8f1e56be59 100644
--- a/ash/shelf/shelf_view.cc
+++ b/ash/shelf/shelf_view.cc
@@ -436,6 +436,10 @@ void ShelfView::OnShelfAlignmentChanged() {
   tooltip_.Close();
   if (overflow_bubble_)
     overflow_bubble_->Hide();
+  // For crbug.com/587931, because AppListButton layout logic is in OnPaint.
+  views::View* app_list_button = GetAppListButtonView();
+  if (app_list_button)
+    app_list_button->SchedulePaint();
 }
 
 void ShelfView::SchedulePaintForAllButtons() {