- Change some types to size_t.
- Update parameter ordering.
- Run 'git cl format'
- Moved 'using declarations' into unnamed namespaces.
- Removed "::webrtc::" prefix from some using declarations.
BUG=webrtc:5654
Review-Url: https://codereview.webrtc.org/2273353002
Cr-Commit-Position: refs/heads/master@{#14475}