Added HALF, FULLSCREEN_ALL_APPS, and FULLSCREEN_SEARCH.

ash/app_list/app_list_presenter_delegate_unittest.cc

Index: ash/app_list/app_list_presenter_delegate_unittest.cc
diff --git a/ash/app_list/app_list_presenter_delegate_unittest.cc b/ash/app_list/app_list_presenter_delegate_unittest.cc
index 3d27aa205351cc189a8ce97e44cd16a07998ffb2..42eaa1309f31e61eaa4f1b3f6c3277d04d1b6c8e 100644
--- a/ash/app_list/app_list_presenter_delegate_unittest.cc
+++ b/ash/app_list/app_list_presenter_delegate_unittest.cc
@@ -189,28 +189,6 @@ TEST_F(AppListPresenterDelegateTest, TinyDisplay) {
   EXPECT_GE(app_list_view_top, kMinimalAppListMargin);
 }
 
-// Tests that the peeking app list is enlarged to fullscreen after the user
-// types in the search box.
-TEST_F(AppListPresenterDelegateTest, SnapToFullscreenAfterSearchboxInput) {

[vadimt, 2017/06/13 18:14:10]

Why does this test goes away?

[newcomer, 2017/06/13 18:51:45]

Because this behavior is no longer desired. I'm working on the tests for the new
UX and it will be the next CL. (This action should result in |HALF| in certain
cases, and |FULLSCREEN_SEARCH| in other cases).

-  // TODO(newcomer): investigate failure in mash. http://crbug.com/726838.
-  if (Shell::GetAshConfig() == Config::MASH)
-    return;
-
-  EnableFullscreenAppList();
-  UpdateDisplay("1024x768");
-  EXPECT_TRUE(app_list::features::IsFullscreenAppListEnabled());
-  app_list_presenter_impl()->Show(GetPrimaryDisplayId());
-  app_list::AppListView* app_list = app_list_presenter_impl()->GetView();
-  // Check that it is in peeking mode.
-  EXPECT_FALSE(app_list->is_fullscreen());
-
-  // Dummy key event to search box.
-  ui::test::EventGenerator& generator = GetEventGenerator();
-  generator.PressKey(ui::KeyboardCode::VKEY_0, 0);
-  // Check that it is in fullscreen mode.
-  EXPECT_TRUE(app_list->is_fullscreen());
-}
-
 // Tests that the peeking app list closes if the user taps outside its
 // bounds.
 TEST_F(AppListPresenterDelegateTest, TapAndClickOutsideClosesPeekingAppList) {