ash: Remove broken display notification suppression when settings is open

ash/display/mirror_window_controller_unittest.cc

Index: ash/display/mirror_window_controller_unittest.cc
diff --git a/ash/display/mirror_window_controller_unittest.cc b/ash/display/mirror_window_controller_unittest.cc
index 9266cbb664077aeeef5f3367a947fa8bd14adbef..750536d89f5015b6572188a697b7995316443d82 100644
--- a/ash/display/mirror_window_controller_unittest.cc
+++ b/ash/display/mirror_window_controller_unittest.cc
@@ -211,7 +211,9 @@ TEST_F(MirrorWindowControllerTest, MAYBE_MirrorCursorMoveOnEnter) {
   WindowTreeHostManager* window_tree_host_manager =
       shell->window_tree_host_manager();
 
-  UpdateDisplay("400x400*2/r,400x400");
+  // Ensure the display is large enough that the cursor does not appear on top
+  // of the display change notifications (which changes the cursor to a hand).
+  UpdateDisplay("600x400*2/r,600x400");
   int64_t primary_display_id = window_tree_host_manager->GetPrimaryDisplayId();
   int64_t secondary_display_id = display_manager()->GetSecondaryDisplay().id();
   test::ScopedSetInternalDisplayId set_internal(display_manager(),
@@ -229,23 +231,25 @@ TEST_F(MirrorWindowControllerTest, MAYBE_MirrorCursorMoveOnEnter) {
             cursor_test_api.GetCurrentCursorRotation());
 
   display_manager()->SetMultiDisplayMode(DisplayManager::MIRRORING);
-  UpdateDisplay("400x400*2/r,400x400");
+  UpdateDisplay("600x400*2/r,600x400");
 
   // Entering mirror mode should have centered the cursor on the primary display
   // because the cursor's previous position is out of bounds.
   // Check real cursor's position and properties.
-  EXPECT_EQ("100,100", env->last_mouse_location().ToString());
+  EXPECT_EQ("100,150", env->last_mouse_location().ToString());
   EXPECT_EQ(2.0f, cursor_test_api.GetCurrentCursor().device_scale_factor());
   EXPECT_EQ(display::Display::ROTATE_90,
             cursor_test_api.GetCurrentCursorRotation());
 
   // Check mirrored cursor's location.
   test::MirrorWindowTestApi test_api;
+  // The hot point location depends on the specific cursor.
+  EXPECT_EQ(ui::kCursorNull, test_api.GetCurrentCursorType());
   // Rotated hot point must be (25-7, 7).
   EXPECT_EQ("18,7", test_api.GetCursorHotPoint().ToString());
-  // New coordinates are not (200,200) because (200,200) is not the center of
+  // New coordinates are not (300,200) because (300,200) is not the center of
   // the display.
-  EXPECT_EQ("199,200",
+  EXPECT_EQ("299,200",
             test_api.GetCursorHotPointLocationInRootWindow().ToString());
 }