[WIP] Allow scroll events to permanently change the default gesture handler in RootView

ui/views/controls/button/menu_button_unittest.cc

Index: ui/views/controls/button/menu_button_unittest.cc
diff --git a/ui/views/controls/button/menu_button_unittest.cc b/ui/views/controls/button/menu_button_unittest.cc
index a41ac38428521a8e522d1bbeb00ce36d520bd17e..695cffe7881cdbbec0147f22701527458e8b38c2 100644
--- a/ui/views/controls/button/menu_button_unittest.cc
+++ b/ui/views/controls/button/menu_button_unittest.cc
@@ -149,10 +149,10 @@ TEST_F(MenuButtonTest, ActivateNonDropDownOnGestureTap) {
   generator.GestureTapAt(gfx::Point(10, 10));
 
   // Check that MenuButton has notified the listener on gesture tap event, while
-  // it was in hovered state.
+  // it was in the normal state.
   EXPECT_EQ(button(), button_listener->last_sender());
   EXPECT_EQ(ui::ET_GESTURE_TAP, button_listener->last_event_type());
-  EXPECT_EQ(Button::STATE_HOVERED, button_listener->last_sender_state());
+  EXPECT_EQ(Button::STATE_NORMAL, button_listener->last_sender_state());
 }
 
 // Tests if the listener is notified correctly when a mouse click happens on a