https://bugs.webkit.org/show_bug.cgi?id=31441
        Implement SocketStreamHandleCFNet

        Existing WebSocket tests now pass on Mac. No proxy support yet.

        * platform/network/SocketStreamHandleClient.h:
        * platform/network/cf/SocketStreamHandle.h:
        (WebCore::SocketStreamHandle::shouldUseSSL):
        (WebCore::SocketStreamHandle::refAuthenticationClient):
        (WebCore::SocketStreamHandle::derefAuthenticationClient):
        (WebCore::SocketStreamHandle::):
        * platform/network/cf/SocketStreamHandleCFNet.cpp:
        (WebCore::SocketStreamHandle::SocketStreamHandle):
        (WebCore::SocketStreamHandle::chooseProxy):
        (WebCore::SocketStreamHandle::createStreams):
        (WebCore::SocketStreamHandle::copyCFStreamDescription):
        (WebCore::SocketStreamHandle::readStreamCallback):
        (WebCore::SocketStreamHandle::writeStreamCallback):
        (WebCore::SocketStreamHandle::~SocketStreamHandle):
        (WebCore::SocketStreamHandle::platformSend):
        (WebCore::SocketStreamHandle::platformClose):
        (WebCore::SocketStreamHandle::receivedCredential):
        (WebCore::SocketStreamHandle::receivedRequestToContinueWithoutCredential):
        (WebCore::SocketStreamHandle::receivedCancellation):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@50951 268f45cc-cd09-0410-ab3c-d52691b4dbfc