In order to meet the addon signing requirement for tests, specialpowers
needs to be installed at gecko runtime. This means it must be restartless.
This patch packages specialpowers as a restartless addon, but it does not
yet install it at runtime.
--HG--
rename : testing/specialpowers/components/SpecialPowersObserver.js => testing/specialpowers/content/SpecialPowersObserver.jsm
extra : commitid : Bbg8gFten8S
extra : rebase_source : 99d0b841a1f8f9eb6b6ca846363a158836482e57
