Round corners of BigPicture

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

<!-- Copyright (C) 2010 The Android Open Source Project

     Licensed under the Apache License, Version 2.0 (the "License");

     you may not use this file except in compliance with the License.

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     distributed under the License is distributed on an "AS IS" BASIS,

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

    android:shape="rectangle">

    <corners android:radius="16dp" />

    <solid android:color="#00000000" />

</shape>

            android:layout_marginTop="13dp"

            android:layout_marginStart="@dimen/notification_content_margin_start"

            android:layout_marginEnd="@dimen/notification_content_margin_end"

            android:background="@drawable/notification_big_picture_outline"

            android:scaleType="centerCrop"

            />

    public void onContentUpdated(ExpandableNotificationRow row) {

        super.onContentUpdated(row);

        updateImageTag(row.getEntry().getSbn());

        // Round the corners of the big picture content

        mView.findViewById(com.android.internal.R.id.big_picture).setClipToOutline(true);

    }

    private void updateImageTag(StatusBarNotification notification) {