Fill in missing navigator.mozTelephony stub properties. Fixes #726
Fill in missing navigator.mozTelephony stub properties. Fixes #726

Signed-off-by: Rick Waldron dd8fdbe95c7f81f312b273ef8860922803e9ef16@gmail.com <dd8fdbe95c7f81f312b273ef8860922803e9ef16@gmail.com>

yurydelendik/gaia,yurydelendik/gaia