chromeos: Remove AshTestBase::SupportsMultipleDisplays

ash/wm/window_positioner_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/common/wm/window_positioner.h"
 
 #include <string>
 
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/scoped_root_window_for_new_windows.h"
@@ skipping 16 matching lines @@
 using WindowPositionerTest = test::AshMDTestBase;
 
 INSTANTIATE_TEST_CASE_P(
     /* prefix intentionally left blank due to only one parameterization */,
     WindowPositionerTest,
     testing::Values(MaterialDesignController::NON_MATERIAL,
                     MaterialDesignController::MATERIAL_NORMAL,
                     MaterialDesignController::MATERIAL_EXPERIMENTAL));
 
 TEST_P(WindowPositionerTest, OpenMaximizedWindowOnSecondDisplay) {
-  if (!SupportsMultipleDisplays())
-    return;
   const int height_offset = GetMdMaximizedWindowHeightOffset();
   // Tests that for a screen that is narrower than kForceMaximizeWidthLimit
   // a new window gets maximized.
   UpdateDisplay("400x400,500x500");
   ScopedRootWindowForNewWindows root_for_new_windows(
       WmShell::Get()->GetAllRootWindows()[1]);
   shell::ToplevelWindow::CreateParams params;
   params.can_resize = true;
   params.can_maximize = true;
   views::Widget* widget = shell::ToplevelWindow::CreateToplevelWindow(params);
   EXPECT_EQ(gfx::Rect(400, 0, 500, 453 + height_offset).ToString(),
             widget->GetWindowBoundsInScreen().ToString());
 }
 
 TEST_P(WindowPositionerTest, OpenDefaultWindowOnSecondDisplay) {
-  if (!SupportsMultipleDisplays())
-    return;
-
   UpdateDisplay("400x400,1400x900");
   WmWindow* second_root_window = WmShell::Get()->GetAllRootWindows()[1];
   ScopedRootWindowForNewWindows root_for_new_windows(second_root_window);
   shell::ToplevelWindow::CreateParams params;
   params.can_resize = true;
   params.can_maximize = true;
   views::Widget* widget = shell::ToplevelWindow::CreateToplevelWindow(params);
   gfx::Rect bounds = widget->GetWindowBoundsInScreen();
 
   // The window should be in the 2nd display with the default size.
@@ skipping 152 matching lines @@
   widget1->SetFullscreen(false);
   ASSERT_EQ("300x300", widget1->GetWindowBoundsInScreen().size().ToString());
 
   // Closing 2nd widget triggers the rearrange logic but the 1st
   // widget should stay in the current size.
   widget2->CloseNow();
   ASSERT_EQ("300x300", widget1->GetWindowBoundsInScreen().size().ToString());
 }
 
 }  // namespace ash