Drag and drop between app list and launcher - First patch

ui/app_list/views/app_list_view.h

Index: ui/app_list/views/app_list_view.h
diff --git a/ui/app_list/views/app_list_view.h b/ui/app_list/views/app_list_view.h
index dbed2016bc45cf36eab1bdd38840f774bbb431c9..55f4f715c76faa8a4a513379fd9cfe67856e75ba 100644
--- a/ui/app_list/views/app_list_view.h
+++ b/ui/app_list/views/app_list_view.h
@@ -15,7 +15,7 @@ class Widget;
 }
 
 namespace app_list {
-
+class ApplicationDnDHost;
 class AppListMainView;
 class AppListModel;
 class AppListViewDelegate;
@@ -44,6 +44,11 @@ class APP_LIST_EXPORT AppListView : public views::BubbleDelegateView,
 
   void SetAnchorPoint(const gfx::Point& anchor_point);
 
+  // If |dnd_host| is not NULL it will be called upon drag and drop operations
+  // outside the application list. This call has to be called after
+  // InitAsBubble.

[James Cook, 2013/04/29 22:08:29]

Comment why it must be called afterwards.

[Mr4D (OOO till 08-26), 2013/04/30 16:59:01]

Done.

+  void SetAppListDnDHost(app_list::ApplicationDnDHost* dnd_host);
+
   // Shows the UI when there are no pending icon loads. Otherwise, starts a
   // timer to show the UI when a maximum allowed wait time has expired.
   void ShowWhenReady();