[w3c/webauthn] cdbd4c: Note that the icon URL may be a data: URL (#937)

  Branch: refs/heads/master
  Home:   https://github.com/w3c/webauthn
  Commit: cdbd4ca6eb3be6a9daf4d0ed76bcf57a62c8f7a4
      https://github.com/w3c/webauthn/commit/cdbd4ca6eb3be6a9daf4d0ed76bcf57a62c8f7a4
  Author: Adam Langley <agl@imperialviolet.org>
  Date:   2018-06-13 (Wed, 13 Jun 2018)

  Changed paths:
    M index.bs

  Log Message:
  -----------
  Note that the icon URL may be a data: URL (#937)

Updates #930.



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