[unified-consent] Move SyncDataType to implementation file.

Bug: 929372
Change-Id: Ib5260b1edf573c475dbb5b26198d36a22232b989
Reviewed-on: https://chromium-review.googlesource.com/c/1463452
Reviewed-by: Thomas Tangl <tangltom@chromium.org>
Commit-Queue: Mihai Sardarescu <msarda@chromium.org>
Cr-Commit-Position: refs/heads/master@{#631208}
2 files changed