notification/drawable-anydpi-v21/ic_sync_problem_black_24dp.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
        android:width="24dp"
        android:height="24dp"
        android:viewportWidth="24.0"
        android:viewportHeight="24.0">
    <path
        android:fillColor="#FF000000"
        android:pathData="M3,12c0,2.21 0.91,4.2 2.36,5.64L3,20h6v-6l-2.24,2.24C5.68,15.15 5,13.66 5,12c0,-2.61 1.67,-4.83 4,-5.65L9,4.26C5.55,5.15 3,8.27 3,12zM11,17h2v-2h-2v2zM21,4h-6v6l2.24,-2.24C18.32,8.85 19,10.34 19,12c0,2.61 -1.67,4.83 -4,5.65v2.09c3.45,-0.89 6,-4.01 6,-7.74 0,-2.21 -0.91,-4.2 -2.36,-5.64L21,4zM11,13h2L13,7h-2v6z"/>
</vector>