ash: Move shelf alignment and auto-hide calls from Shell to Shelf

ash/shelf/shelf.cc

Index: ash/shelf/shelf.cc
diff --git a/ash/shelf/shelf.cc b/ash/shelf/shelf.cc
index 078606a87792a3e752f3eeed033c4063a95d3a89..4145b761ce307b2e931117640eacc8a7f49aa92a 100644
--- a/ash/shelf/shelf.cc
+++ b/ash/shelf/shelf.cc
@@ -105,10 +105,6 @@ void Shelf::SetAutoHideBehavior(ShelfAutoHideBehavior auto_hide_behavior) {
       shelf_widget_->GetNativeWindow()->GetRootWindow());
 }
 
-ShelfAutoHideBehavior Shelf::GetAutoHideBehavior() const {
-  return auto_hide_behavior_;
-}
-
 gfx::Rect Shelf::GetScreenBoundsOfItemIconForWindow(
     const aura::Window* window) {
   ShelfID id = GetShelfIDForWindow(window);