<?xml version="1.0" encoding="utf-8"?>
<android.support.v7.widget.Toolbar xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_alignParentBottom="true"
    android:background="@color/red_500"
    android:minHeight="?attr/actionBarSize"
    app:theme="@style/AppTheme.Toolbar">

    <Button
        android:id="@+id/btn_comments"
        style="?android:attr/borderlessButtonStyle"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:drawableTop="@mipmap/ic_feedback"
        android:gravity="center"
        android:text="@string/action_comments"
        android:textColor="@color/grey_100"
        android:textSize="@dimen/text_16sp" />
</android.support.v7.widget.Toolbar>
<?xml version="1.0" encoding="utf-8"?>
<android.support.v7.widget.Toolbar xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_alignParentBottom="true"
    android:background="@color/red_500"
    android:minHeight="?attr/actionBarSize"
    app:theme="@style/AppTheme.Toolbar">

    <Button
        android:id="@+id/btn_comments"
        style="?android:attr/borderlessButtonStyle"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:drawableTop="@mipmap/ic_feedback"
        android:gravity="center"
        android:text="@string/action_comments"
        android:textAllCaps="true"
        android:textColor="@color/grey_100"
        android:textSize="@dimen/text_16sp" />
</android.support.v7.widget.Toolbar>
Fix text all caps all devices for comments button
Fix text all caps all devices for comments button
