Merge "Make all up button speak the default description" into rvc-qpr-dev

        style="?android:attr/actionBarStyle"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:theme="?android:attr/actionBarTheme"

        android:navigationContentDescription="@*android:string/back_button_label" />

        android:theme="?android:attr/actionBarTheme" />

    <FrameLayout

        android:id="@+id/content_frame"

        android:layout_width="match_parent"