GitLab

SyncEntity protos in fake_server.cc are now populated by passing a
pointer to FakeServerEntity.SerializeAsProto. Previously,
SerializeAsProto returned a newly-created proto that was never deleted.

BUG=NONE

Review URL: https://codereview.chromium.org/600083003

Cr-Commit-Position: refs/heads/master@{#296733}