
This CL removes all the instances of 'using namespace' from C++ code (more info https://abseil.io/tips/153). Bug: webrtc:9855 Change-Id: Ic940fe87c5047742cfa6d60857d2f97be380ed18 Reviewed-on: https://webrtc-review.googlesource.com/c/113948 Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#25985}