@param uri the uri this cookie associated with.
if {@code null}, the cookie to be removed is not associated
with an URI when added; if not {@code null}, the cookie
to be removed is associated with the given URI when added.
@param cookie the cookie to remove
@return {@code true} if this store contained the specified cookie
@throws NullPointerException if {@code cookie} is {@code null}
Remove a cookie from store.
@param uri the uri this cookie associated with. if {@code null}, the cookie to be removed is not associated with an URI when added; if not {@code null}, the cookie to be removed is associated with the given URI when added. @param cookie the cookie to remove
@return {@code true} if this store contained the specified cookie
@throws NullPointerException if {@code cookie} is {@code null}