session-android/res/drawable-v21/media_camera_button_background.xml

<?xml version="1.0" encoding="utf-8"?>
<ripple
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:color="@color/core_grey_45">
    <item android:id="@+id/mask">
        <shape>
            <corners android:radius="1000dp" />
            <solid android:color="@color/white" />
        </shape>
    </item>
    <item>
        <shape android:shape="oval">
            <solid android:color="@color/core_white" />
        </shape>
    </item>
</ripple>
Updated media send UI. 2019-03-15 00:01:23 +00:00			`<?xml version="1.0" encoding="utf-8"?>`
			`<ripple`
			`xmlns:android="http://schemas.android.com/apk/res/android"`
			`android:color="@color/core_grey_45">`
			`<item android:id="@+id/mask">`
			`<shape>`
			`<corners android:radius="1000dp" />`
			`<solid android:color="@color/white" />`
			`</shape>`
			`</item>`
			`<item>`
			`<shape android:shape="oval">`
Switch gallery to permanent dark theme. 2019-03-20 00:14:41 +00:00			`<solid android:color="@color/core_white" />`
Updated media send UI. 2019-03-15 00:01:23 +00:00			`</shape>`
			`</item>`
			`</ripple>`