kjellander f5318e1f39 PyLint fixes for tools-webrtc and webrtc/tools
Fix a lot of errors before bringing in the new config in
https://codereview.webrtc.org/2737963003/

BUG=webrtc:7303
NOTRY=True

Review-Url: https://codereview.webrtc.org/2736233003
Cr-Commit-Position: refs/heads/master@{#17137}
2017-03-09 10:26:46 +00:00
..