Merging video_full_stack_tests and video_engine_tests.

The reason is that we want to have as few test targets as possible to simplify bot configuration. It's also more convenient for developers since it will be trivial to introduce more perfing tests.

R=mflodman@webrtc.org
BUG=

Review URL: https://webrtc-codereview.appspot.com/2068004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@4579 4adac7df-926f-26a2-2b94-8c16560cd09d
3 files changed