mash: Migrate shelf menus to wm common types

ash/mus/bridge/wm_shelf_mus.cc

Index: ash/mus/bridge/wm_shelf_mus.cc
diff --git a/ash/mus/bridge/wm_shelf_mus.cc b/ash/mus/bridge/wm_shelf_mus.cc
index ce89682f332e7ed49b8124ef78e94b7f8af91683..b8d8b71aec2266f683d5b484e098a9d716ba8cf9 100644
--- a/ash/mus/bridge/wm_shelf_mus.cc
+++ b/ash/mus/bridge/wm_shelf_mus.cc
@@ -37,6 +37,19 @@ ShelfAlignment WmShelfMus::GetAlignment() const {
   return SHELF_ALIGNMENT_BOTTOM;
 }
 
+void WmShelfMus::SetAlignment(ShelfAlignment alignment) {
+  NOTIMPLEMENTED();
+}
+
+ShelfAutoHideBehavior WmShelfMus::GetAutoHideBehavior() const {
+  NOTIMPLEMENTED();
+  return SHELF_AUTO_HIDE_BEHAVIOR_NEVER;
+}
+
+void WmShelfMus::SetAutoHideBehavior(ShelfAutoHideBehavior behavior) {
+  NOTIMPLEMENTED();
+}
+
 ShelfBackgroundType WmShelfMus::GetBackgroundType() const {
   NOTIMPLEMENTED();
   return SHELF_BACKGROUND_DEFAULT;