google-material-design-icons/android/action/polymer/materialiconsround/black/res/drawable/round_polymer_24.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="24dp"
    android:height="24dp"
    android:viewportWidth="24"
    android:viewportHeight="24"
    android:tint="?attr/colorControlNormal">
  <path
      android:fillColor="@android:color/white"
      android:pathData="M19,4h-4L7.11,16.63 4.5,12 9,4H5L0.5,12 5,20h4l7.89,-12.63L19.5,12 15,20h4l4.5,-8L19,4z"/>
</vector>