Fix horizontal and vertical padding for Cast icon in Ash system tray

ash/common/system/cast/tray_cast.cc

Index: ash/common/system/cast/tray_cast.cc
diff --git a/ash/common/system/cast/tray_cast.cc b/ash/common/system/cast/tray_cast.cc
index f2f2aa44dc07ca17214aaaa55eaabd35f3f76273..eab2437ea83f67c8295f4f786405fc65dd1566ce 100644
--- a/ash/common/system/cast/tray_cast.cc
+++ b/ash/common/system/cast/tray_cast.cc
@@ -353,8 +353,8 @@ CastTrayView::~CastTrayView() {}
 void CastTrayView::UpdateAlignment(ShelfAlignment alignment) {
   // Center the item dependent on the orientation of the shelf.
   views::BoxLayout::Orientation layout = IsHorizontalAlignment(alignment)
-                                             ? views::BoxLayout::kVertical
-                                             : views::BoxLayout::kHorizontal;
+                                             ? views::BoxLayout::kHorizontal
+                                             : views::BoxLayout::kVertical;
   SetLayoutManager(new views::BoxLayout(layout, 0, 0, 0));
   Layout();
 }