RetroMusicPlayer/app/src/main/res/layout/activity_whats_new.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".activities.WhatsNewActivity">

    <com.google.android.material.appbar.AppBarLayout
        android:id="@+id/appBarLayout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:elevation="0dp"
        app:elevation="0dp">

        <androidx.appcompat.widget.Toolbar
            android:id="@+id/toolbar"
            style="@style/Toolbar"
            app:layout_collapseMode="pin"
            app:navigationIcon="@drawable/ic_keyboard_backspace_black_24dp"
            app:title="">

            <code.name.monkey.appthemehelper.common.views.ATEPrimaryTextView
                android:id="@+id/bannerTitle"
                style="@style/BigTitleTextAppearanceToolbar"
                android:text="@string/whats_new" />

        </androidx.appcompat.widget.Toolbar>
    </com.google.android.material.appbar.AppBarLayout>

    <code.name.monkey.retromusic.views.LollipopFixedWebView
        android:id="@+id/webView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:scrollbars="none"
        app:layout_behavior="@string/appbar_scrolling_view_behavior" />

</androidx.coordinatorlayout.widget.CoordinatorLayout>