Add LoadLog to ClientSocket::Connect().
TODO: Use LoadLog in FLIP code.

Review URL: http://codereview.chromium.org/344026

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@30765 0039d316-1c4b-4281-b951-d872f2087c98

• chrome/browser/sync/notifier/communicator/ssl_socket_adapter.cc[diff]
• chrome/browser/sync/notifier/communicator/ssl_socket_adapter.h[diff]
• net/base/load_log_event_type_list.h[diff]
• net/base/load_log_unittest.h[diff]
• net/flip/flip_session.cc[diff]
• net/ftp/ftp_network_transaction.cc[diff]
• net/http/http_network_transaction.cc[diff]
• net/socket/client_socket.h[diff]
• net/socket/client_socket_pool_base_unittest.cc[diff]
• net/socket/socket_test_util.cc[diff]
• net/socket/socket_test_util.h[diff]
• net/socket/socks5_client_socket.cc[diff]
• net/socket/socks5_client_socket.h[diff]
• net/socket/socks5_client_socket_unittest.cc[diff]
• net/socket/socks_client_socket.cc[diff]
• net/socket/socks_client_socket.h[diff]
• net/socket/socks_client_socket_unittest.cc[diff]
• net/socket/ssl_client_socket_mac.cc[diff]
• net/socket/ssl_client_socket_mac.h[diff]
• net/socket/ssl_client_socket_nss.cc[diff]
• net/socket/ssl_client_socket_nss.h[diff]
• net/socket/ssl_client_socket_unittest.cc[diff]
• net/socket/ssl_client_socket_win.cc[diff]
• net/socket/ssl_client_socket_win.h[diff]
• net/socket/tcp_client_socket_libevent.cc[diff]
• net/socket/tcp_client_socket_libevent.h[diff]
• net/socket/tcp_client_socket_pool.cc[diff]
• net/socket/tcp_client_socket_pool_unittest.cc[diff]
• net/socket/tcp_client_socket_unittest.cc[diff]
• net/socket/tcp_client_socket_win.cc[diff]
• net/socket/tcp_client_socket_win.h[diff]
• net/socket/tcp_pinger.h[diff]
• net/socket_stream/socket_stream.cc[diff]