Make SpdySession::GetSSLInfo work when the SpdySession is constructed using SpdySession::InitializeWithSocket.  The is_secure_ member needs to be set to true.
Make SpdySession::GetSSLInfo work when the SpdySession is constructed
using SpdySession::InitializeWithSocket.  The is_secure_ member needs
to be set to true.

R=willchan
BUG=none
TEST=Use SPDY with Next Protocol Negotiation (NPN).  Chrome should show
a lock icon and should be able to display the server certificate.
Review URL: http://codereview.chromium.org/646074

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@39474 0039d316-1c4b-4281-b951-d872f2087c98

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