am f3bc5349: docs: fix doc error in dialog example snippet (no not merge)

Merge commit 'f3bc5349b20f642f798c2b96d7bf7c05c2af998f' into eclair

* commit 'f3bc5349b20f642f798c2b96d7bf7c05c2af998f':
  docs: fix doc error in dialog example snippet (no not merge)