M26 new bluetooth UI. List all bluetooth devices in detailed view and automatically discover all BT…

ash/system/tray/tray_details_view.h

Index: ash/system/tray/tray_details_view.h
diff --git a/ash/system/tray/tray_details_view.h b/ash/system/tray/tray_details_view.h
index dd8d6fc5b9ca2046d6040c920437c958a07ec449..3801e80fab8590b717403e1a24672847580ddb8c 100644
--- a/ash/system/tray/tray_details_view.h
+++ b/ash/system/tray/tray_details_view.h
@@ -35,6 +35,9 @@ class TrayDetailsView : public views::View {
   // any other view between the list and the footer row at the bottom.
   void CreateScrollableList();
 
+  // Adds a separator in scrollable list.
+  void AddScrollSeparator();
+
   // Removes (and destroys) all child views.
   void Reset();