Rename network_manager -> network_emulation_manager in the network_emulation_pc_unittest.cc Bug: webrtc:10138 Change-Id: I5df29f22d3d570bce1701d43d54d6d40f703b19b Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/127523 Commit-Queue: Artem Titov <titovartem@webrtc.org> Reviewed-by: Sebastian Jansson <srte@webrtc.org> Cr-Commit-Position: refs/heads/master@{#27103}