packages/MediaComponents/res/drawable/ic_play_circle_filled.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
        android:width="40dp"
        android:height="40dp"
        android:viewportWidth="24.0"
        android:viewportHeight="24.0">
    <path
        android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zM10,16.5v-9l6,4.5 -6,4.5z"
        android:fillColor="#FFFFFF"/>
</vector>