Fix shelf auto-hide calculation for app-list visibility.

ui/app_list/presenter/app_list_presenter.h

Index: ui/app_list/presenter/app_list_presenter.h
diff --git a/ui/app_list/presenter/app_list_presenter.h b/ui/app_list/presenter/app_list_presenter.h
index 320564b5f40f024d086514ccf44f12cbef3633aa..62b70d2dfcebb5e680e32ba9a6206afad42384b4 100644
--- a/ui/app_list/presenter/app_list_presenter.h
+++ b/ui/app_list/presenter/app_list_presenter.h
@@ -8,6 +8,7 @@
 #include <stdint.h>
 
 #include "ui/app_list/presenter/app_list_presenter_export.h"
+#include "ui/display/types/display_constants.h"
 
 namespace app_list {
 
@@ -29,11 +30,15 @@ class APP_LIST_PRESENTER_EXPORT AppListPresenter {
   virtual void ToggleAppList(int64_t display_id) = 0;
 
   // Returns current visibility of the app list.
-  virtual bool IsVisible() const = 0;
+  // Pass a valid display id to check visibility for a specific display.
+  virtual bool IsVisible(
+      int64_t display_id = display::kInvalidDisplayId) const = 0;
 
   // Returns target visibility. This may differ from IsVisible() if a
   // visibility transition is in progress.
-  virtual bool GetTargetVisibility() const = 0;
+  // Pass a valid display id to check target visibility for a specific display.
+  virtual bool GetTargetVisibility(
+      int64_t display_id = display::kInvalidDisplayId) const = 0;
 };
 
 }  // namespace app_list