Update display::Display::kInvalidDisplayID constant.

ash/content/display/screen_orientation_controller_chromeos_unittest.cc

 // Copyright 2014 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/screen_orientation_controller_chromeos.h"
 
 #include <memory>
 #include <vector>
 
 #include "ash/common/ash_switches.h"
@@ skipping 590 matching lines @@
 }
 
 // Tests that when MaximizeMode is triggered before the internal display is
 // ready, that ScreenOrientationController still begins listening to events,
 // which require an internal display to be acted upon.
 TEST_F(ScreenOrientationControllerTest, InternalDisplayNotAvailableAtStartup) {
   display::test::DisplayManagerTestApi(display_manager())
       .SetFirstDisplayAsInternalDisplay();
 
   int64_t internal_display_id = display::Display::InternalDisplayId();
-  display::Display::SetInternalDisplayId(display::Display::kInvalidDisplayID);
+  display::Display::SetInternalDisplayId(display::kInvalidDisplayId);
 
   EnableMaximizeMode(true);
 
   // Should not crash, even though there is no internal display.
   SetDisplayRotationById(internal_display_id, display::Display::ROTATE_180);
   EXPECT_FALSE(RotationLocked());
 
   // Should not crash, even though the invalid display id is requested.
-  SetDisplayRotationById(display::Display::kInvalidDisplayID,
+  SetDisplayRotationById(display::kInvalidDisplayId,
                          display::Display::ROTATE_180);
   EXPECT_FALSE(RotationLocked());
 
   // With an internal display now available, functionality should resume.
   display::Display::SetInternalDisplayId(internal_display_id);
   SetInternalDisplayRotation(display::Display::ROTATE_90);
   EXPECT_TRUE(RotationLocked());
 }
 
 // Verifies rotating an inactive Display is successful.
@@ skipping 29 matching lines @@
 
   Shell::GetInstance()->screen_orientation_controller()->SetDisplayRotation(
       kNewRotation, display::Display::ROTATION_SOURCE_ACTIVE);
 
   EXPECT_EQ(kNewRotation, display_manager()
                               ->GetDisplayInfo(kInternalDisplayId)
                               .GetActiveRotation());
 }
 
 }  // namespace ash