BUG-3848: send_agent_resume() was not being called after snapshot.

indra/newview/llfilepicker.cpp

@@ -857,6 +857,8 @@ BOOL LLFilePicker::getSaveFile(ESaveFilter filter, const std::string& filename)
 			success = false;
 	}
 
+	send_agent_resume();
+
 	// Account for the fact that the app has been stalled.
 	LLFrameTimer::updateFrameTime();
 	return success;