am 6b311196: cherrypick Change-Id: I5b52c5d11e111a9dab2b08fd44a439ab4db04dd2 Doc change: Adding new docs for SIP API

* commit '6b31119612a1b357c3675fce0111a1c69a15c2d2':
  cherrypick Change-Id: I5b52c5d11e111a9dab2b08fd44a439ab4db04dd2 Doc change: Adding new docs for SIP API