I think I found my own answer here. I don't yet have access to the source, and am not sure if it's been compiled with the Adobe automation libraries.
- 11.1.2 Prerequisites
The Adobe Flex Functional Test Module recorder has the following prerequisites:
The automation libraries/swc files are required for Flex Functional Testing only. This does not apply for Adobe Flex (AMF) load testing which records at the protocol level.
- The Flex application must include the Adobe Flex automation libraries either at compiles time or at run time. You need at least automation.swcautomation_agent.swcautomation_dmv.swc