<?xml version="1.0" encoding="utf-8"?>

<ImageView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:src="@drawable/ic_refresh"
    style="@style/Base.Widget.AppCompat.ActionButton" />

<?xml version="1.0" encoding="utf-8"?>

<ImageView xmlns:android="http://schemas.android.com/apk/res/android"
    android:contentDescription="@string/label_refresh"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:src="@drawable/ic_refresh"
    style="@style/Base.Widget.AppCompat.ActionButton" />

Add content description to refresh button
Add content description to refresh button
