Drag and drop between app list and launcher - First patch

ui/app_list/views/app_list_main_view.cc

Index: ui/app_list/views/app_list_main_view.cc
diff --git a/ui/app_list/views/app_list_main_view.cc b/ui/app_list/views/app_list_main_view.cc
index e966ec970295eabfc9205f939bbbec4002fe10ba..c7b11d107cc26b49463b0477d8be2b6995d43ec8 100644
--- a/ui/app_list/views/app_list_main_view.cc
+++ b/ui/app_list/views/app_list_main_view.cc
@@ -134,6 +134,11 @@ void AppListMainView::Prerender() {
   contents_view_->Prerender();
 }
 
+void AppListMainView::SetDragAndDropHostOfCurrentAppList(
+    app_list::ApplicationDragAndDropHost* drag_and_drop_host) {
+  contents_view_->SetDragAndDropHostOfCurrentAppList(drag_and_drop_host);
+}
+
 void AppListMainView::PreloadIcons(PaginationModel* pagination_model,
                                    views::View* anchor) {
   ui::ScaleFactor scale_factor = ui::SCALE_FACTOR_100P;