Merge "Add scale animation to PiP button click."

<selector

    xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:state_pressed="true">

        <set>

            <objectAnimator

                android:duration="200"

                android:propertyName="scaleX"

                android:valueTo="1.0"

                android:valueType="floatType"/>

            <objectAnimator

                android:duration="200"

                android:propertyName="scaleY"

                android:valueTo="1.0"

                android:valueType="floatType"/>

        </set>

    </item>

    <item android:state_focused="true">

        <set>

            <objectAnimator