Bug 863246 - Content can only load resource:// URIs declared...

Bug 863246 - Content can only load resource:// URIs declared content-accessible in manifests r=billm,bz

bz:
    caps/nsScriptSecurityManager.cpp

billm:
    browser/extensions/activity-stream/jar.mn
    browser/extensions/onboarding/jar.mn
    chrome/RegistryMessageUtils.h
    chrome/nsChromeRegistry.h
    chrome/nsChromeRegistryChrome.cpp
    chrome/nsChromeRegistryContent.cpp
    netwerk/protocol/res/SubstitutingProtocolHandler.cpp
    netwerk/protocol/res/SubstitutingProtocolHandler.h
    netwerk/protocol/res/nsIResProtocolHandler.idl
    netwerk/protocol/res/nsISubstitutingProtocolHandler.idl
    netwerk/protocol/res/nsResProtocolHandler.cpp
    netwerk/protocol/res/nsResProtocolHandler.h
    xpcom/components/ManifestParser.cpp

MozReview-Commit-ID: 1RXeNn7jdBf

--HG--
extra : rebase_source : 749673b7a5bb0b50192a57496b2ea7962bf6b2d7