Revert "DocsUI: Fix assertWindowTitle() for pre-material3"

import static androidx.test.espresso.matcher.ViewMatchers.withClassName;

import static androidx.test.espresso.matcher.ViewMatchers.withEffectiveVisibility;

import static androidx.test.espresso.matcher.ViewMatchers.withId;

import static androidx.test.espresso.matcher.ViewMatchers.withSubstring;

import static androidx.test.espresso.matcher.ViewMatchers.withText;

import static com.android.documentsui.util.FlagUtils.isUseMaterial3FlagEnabled;

    }

    public void assertWindowTitle(String expected) {

        mDevice.waitForIdle(mTimeout);

        if (FlagUtils.isUseMaterial3FlagEnabled()) {

            onView(TOOLBAR).check(matches(withToolbarTitle(is(expected))));

            return;

        }

        // For pre-m3, the title might not be visible in the toolbar, when `show_search_bar` is

        // true, because instead it might display the search bar for narrow screens (phones).

        // Let's check the `header_title` instead. NOTE: header_title doesn't exist in m3.

        onView(withId(R.id.header_title)).check(matches(withSubstring(expected)));

        onView(TOOLBAR)

                .check(matches(withToolbarTitle(is(expected))));

    }

    /**

import com.android.documentsui.filters.HugeLongTest;

import com.android.documentsui.rules.TestFilesRule;

import org.junit.Ignore;

import org.junit.Rule;

import org.junit.Test;

        bots.directory.waitForDocument("file1.log");

    }

    @Ignore

    @Test

    public void testOpenInNewWindow_preservesFiles() throws Exception {

        // Select Recents in the existing window and open ROOT_0 in the new window so we can