- 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}