Implements new, more robust design for communicating between SSLConnectJobs.

net/socket/ssl_client_socket.cc

Index: net/socket/ssl_client_socket.cc
diff --git a/net/socket/ssl_client_socket.cc b/net/socket/ssl_client_socket.cc
index 1b2fe144304955bd0c423aca96d90226c45d7f4a..f9e6b7bc27946fb2fe22d243bc363a68b812e1bc 100644
--- a/net/socket/ssl_client_socket.cc
+++ b/net/socket/ssl_client_socket.cc
@@ -103,6 +103,16 @@ NextProto SSLClientSocket::GetNegotiatedProtocol() const {
   return protocol_negotiated_;
 }
 
+// static
+std::string SSLClientSocket::FormatSessionCacheKey(
+    std::string host_and_port,
+    std::string ssl_session_cache_shard) {
+  std::string result = host_and_port;
+  result.append("/");
+  result.append(ssl_session_cache_shard);
+  return result;
+}
+
 bool SSLClientSocket::IgnoreCertError(int error, int load_flags) {
   if (error == OK || load_flags & LOAD_IGNORE_ALL_CERT_ERRORS)
     return true;