Pauses HTTP I/O on @msg. Call soup_session_unpause_message() to resume I/O.
This may only be called for asynchronous messages (those sent on a #SoupSessionAsync or using soup_session_queue_message()).
a #SoupMessage currently running on @session
See Implementation
Pauses HTTP I/O on @msg. Call soup_session_unpause_message() to resume I/O.
This may only be called for asynchronous messages (those sent on a #SoupSessionAsync or using soup_session_queue_message()).