Image API

Deals with handling of URLs for displaying images

Images.handleURLRevoke(photo)

Revokes a URL given for an image

Param	Type	Description
photo	Blob	The image to revoke a URL for

Images.getPhotoURL(photo)

Gets a URL to a photo if it exists, or provides a default contact image

Param	Type	Description
photo	Blob	The image to get a URL for