Move shelf item tooltip flag from delegate to item.

ash/common/shelf/shelf_item_types.cc

Index: ash/common/shelf/shelf_item_types.cc
diff --git a/ash/common/shelf/shelf_item_types.cc b/ash/common/shelf/shelf_item_types.cc
index 74fce98b5eddf8bd0cd69f6b38231eba620ee426..dd7779d8dd4eda359f5f0e1feb0f458d3ffde0bc 100644
--- a/ash/common/shelf/shelf_item_types.cc
+++ b/ash/common/shelf/shelf_item_types.cc
@@ -7,6 +7,15 @@
 namespace ash {
 
 ShelfItem::ShelfItem() {}
+
+ShelfItem::ShelfItem(const ShelfItem& shelf_item)

[sky, 2016/12/08 00:38:54]

Can this = default?

[msw, 2016/12/08 20:31:36]

Done. Good call, thanks! Aside: I wonder why adding a bool suddenly make this
struct complex?

+    : type(shelf_item.type),
+      image(shelf_item.image),
+      id(shelf_item.id),
+      status(shelf_item.status),
+      app_id(shelf_item.app_id),
+      shows_tooltip(shelf_item.shows_tooltip) {}
+
 ShelfItem::~ShelfItem() {}
 
 }  // namespace ash