Add ContextMenuSourceType to views::ContextMenuController::ShowContextMenuForView.

ui/app_list/views/app_list_item_view.cc

Index: ui/app_list/views/app_list_item_view.cc
diff --git a/ui/app_list/views/app_list_item_view.cc b/ui/app_list/views/app_list_item_view.cc
index c397fb0edc3d44b13e3f46413f84a379ca6e046b..baabea3e32d8ab00b9737dfa19fbbe7b375f46d4 100644
--- a/ui/app_list/views/app_list_item_view.cc
+++ b/ui/app_list/views/app_list_item_view.cc
@@ -270,16 +270,18 @@ void AppListItemView::GetAccessibleState(ui::AccessibleViewState* state) {
   state->name = UTF8ToUTF16(model_->title());
 }
 
-void AppListItemView::ShowContextMenuForView(views::View* source,
-                                             const gfx::Point& point) {
+void AppListItemView::ShowContextMenuForView(
+    views::View* source,
+    const gfx::Point& point,
+    ui::ContextMenuSourceType source_type) {
   ui::MenuModel* menu_model = model_->GetContextMenuModel();
   if (!menu_model)
     return;
 
   context_menu_runner_.reset(new views::MenuRunner(menu_model));
-  if (context_menu_runner_->RunMenuAt(
+  if (context_menu_runner_->RunContextMenuAt(
           GetWidget(), NULL, gfx::Rect(point, gfx::Size()),
-          views::MenuItemView::TOPLEFT, views::MenuRunner::HAS_MNEMONICS) ==
+          source_type, views::MenuRunner::HAS_MNEMONICS) ==
       views::MenuRunner::MENU_DELETED)
     return;
 }