Thiago Farina 3a93986fd5 Exit after printing usage message.
We should not continue the program if the user asked for help.

Tested on Linux with the following command line:

$ out/Debug/frame_analyzer --help

BUG=None
TEST=see above
R=kjellander@webrtc.org, stefan@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/44069004

Patch from Thiago Farina <tfarina@chromium.org>.

Cr-Commit-Position: refs/heads/master@{#8961}
2015-04-09 13:45:17 +00:00
..
2015-04-08 06:54:13 +00:00
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2015-04-01 15:08:49 +00:00
2015-04-09 13:45:17 +00:00
2015-03-12 20:51:50 +00:00
2015-03-04 08:48:17 +00:00

Name: WebRTC
URL: http://www.webrtc.org
Version: 90
License: BSD
License File: LICENSE

Description:
WebRTC provides real time voice and video processing
functionality to enable the implementation of 
PeerConnection/MediaStream.

Third party code used in this project is described 
in the file LICENSE_THIRD_PARTY.