Revert of Backfill some UI tests.

ui/views/window/dialog_client_view_unittest.cc

Index: ui/views/window/dialog_client_view_unittest.cc
diff --git a/ui/views/window/dialog_client_view_unittest.cc b/ui/views/window/dialog_client_view_unittest.cc
index 4d9a3d014b421df4c17f2e777383728ae032c1b0..877cdb8bb1054b3368dceaa3854e96b67203163d 100644
--- a/ui/views/window/dialog_client_view_unittest.cc
+++ b/ui/views/window/dialog_client_view_unittest.cc
@@ -420,20 +420,4 @@
   EXPECT_EQ(20, boring_view->width());
 }
 
-TEST_F(DialogClientViewTest, ButtonPosition) {
-  constexpr int button_row_inset = 13;
-  client_view()->set_button_row_insets(gfx::Insets(button_row_inset));
-  constexpr int contents_height = 37;
-  constexpr int contents_width = 222;
-  SetSizeConstraints(gfx::Size(), gfx::Size(contents_width, contents_height),
-                     gfx::Size(666, 666));
-  SetDialogButtons(ui::DIALOG_BUTTON_OK);
-  client_view()->SizeToPreferredSize();
-  client_view()->Layout();
-  EXPECT_EQ(contents_width - button_row_inset,
-            client_view()->ok_button()->bounds().right());
-  EXPECT_EQ(contents_height + button_row_inset,
-            height() + client_view()->ok_button()->y());
-}
-
 }  // namespace views