Allow setting different hit test bounds overrides for mouse and touch

ash/system/web_notification/web_notification_tray_unittest.cc

Index: ash/system/web_notification/web_notification_tray_unittest.cc
diff --git a/ash/system/web_notification/web_notification_tray_unittest.cc b/ash/system/web_notification/web_notification_tray_unittest.cc
index d763a5635f5b92d6fb8ebbaea455e043b5f539fe..da333b7557b525d6be58c285375c00f7944d387a 100644
--- a/ash/system/web_notification/web_notification_tray_unittest.cc
+++ b/ash/system/web_notification/web_notification_tray_unittest.cc
@@ -429,9 +429,10 @@ TEST_F(WebNotificationTrayTest, MAYBE_PopupAndFullscreen) {
   gfx::Rect work_area_auto_hidden = GetPopupWorkArea();
   shelf->SetAutoHideBehavior(SHELF_AUTO_HIDE_BEHAVIOR_NEVER);
 
-  // Make the window to use immersive mode.
-  window->SetProperty(internal::kFullscreenUsesMinimalChromeKey, true);
+  // Make the window use browser immersive fullscreen.
   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_FULLSCREEN);
+  window->SetProperty(internal::kFullscreenTypeKey,
+                      wm::FULLSCREEN_TYPE_IMMERSIVE_MINIMAL_CHROME);
   RunAllPendingInMessageLoop();
 
   // The work area for auto-hidden status of fullscreen is a bit larger