chromeos: Remove AshTestBase::SupportsMultipleDisplays

ash/display/unified_mouse_warp_controller_unittest.cc

 // Copyright 2015 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/display/unified_mouse_warp_controller.h"
 
 #include "ash/display/display_util.h"
 #include "ash/display/mirror_window_controller.h"
 #include "ash/display/mouse_cursor_event_filter.h"
 #include "ash/host/ash_window_tree_host.h"
@@ skipping 137 matching lines @@
     // Touch the bottom edge of the second display.
     EXPECT_FALSE(TestIfMouseWarpsAt(gfx::Point(610, 499)));
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(UnifiedMouseWarpControllerTest);
 };
 
 // Verifies if MouseCursorEventFilter's bounds calculation works correctly.
 TEST_F(UnifiedMouseWarpControllerTest, BoundaryTest) {
-  if (!SupportsMultipleDisplays())
-    return;
-
   {
     SCOPED_TRACE("1x1");
     BoundaryTestBody("400x400,0+450-700x400", "400x400,0+450-700x600");
   }
   {
     SCOPED_TRACE("2x1");
     BoundaryTestBody("400x400*2,0+450-700x400", "400x400*2,0+450-700x600");
   }
   {
     SCOPED_TRACE("1x2");
     BoundaryTestBody("400x400,0+450-700x400*2", "400x400,0+450-700x600*2");
   }
   {
     SCOPED_TRACE("2x2");
     BoundaryTestBody("400x400*2,0+450-700x400*2", "400x400*2,0+450-700x600*2");
   }
 }
 
 // Verifies if the mouse pointer correctly moves to another display in
 // unified desktop mode.
 TEST_F(UnifiedMouseWarpControllerTest, WarpMouse) {
-  if (!SupportsMultipleDisplays())
-    return;
   UpdateDisplay("500x500,600+0-500x500");
   ASSERT_EQ(1, display::Screen::GetScreen()->GetNumDisplays());
 
   EXPECT_FALSE(TestIfMouseWarpsAt(gfx::Point(10, 10)));
   // Touch the right edge of the first display. Pointer should warp.
   EXPECT_TRUE(TestIfMouseWarpsAt(gfx::Point(499, 10)));
   EXPECT_EQ("501,10",  // by 2px.
             aura::Env::GetInstance()->last_mouse_location().ToString());
 
   // Touch the left edge of the second display. Pointer should warp.
@@ skipping 58 matching lines @@
   EXPECT_TRUE(TestIfMouseWarpsAt(gfx::Point(600, 10)));
   EXPECT_EQ("249,5",  // moved to 498 by 2px, divided by 2 (dsf).
             aura::Env::GetInstance()->last_mouse_location().ToString());
   {
     SCOPED_TRACE("1x2 NO WARP");
     NoWarpTestBody();
   }
 }
 
 }  // namespace aura