Port ProfileSyncServiceBundle's consumers to using IdentityTestEnvironment

Bug: 886600
Change-Id: Idd339ae91bffeeceaeee929accde53fedc9f804d
Reviewed-on: https://chromium-review.googlesource.com/c/1299162
Reviewed-by: Mihai Sardarescu <msarda@chromium.org>
Reviewed-by: Marc Treib <treib@chromium.org>
Commit-Queue: Mario Sanchez Prada <mario@igalia.com>
Cr-Commit-Position: refs/heads/master@{#604189}
2 files changed