Revert "[AF] Integration tests for changing additional info for wallet metadata"

This reverts commit ad793ba03b073e47e865aa2625c9bd12118d6e77.

Reason for revert:

Findit (https://goo.gl/kROfz5) identified CL at revision 608003 as the
culprit for flakes in the build cycles as shown on:
https://findit-for-me.appspot.com/waterfall/flake/flake-culprit?key=ag9zfmZpbmRpdC1mb3ItbWVyQwsSDEZsYWtlQ3VscHJpdCIxY2hyb21pdW0vYWQ3OTNiYTAzYjA3M2U0N2U4NjVhYTI2MjVjOWJkMTIxMThkNmU3Nww

Sample Failed Build: https://ci.chromium.org/buildbot/chromium.linux/linux-xenial-rel/4906

Sample Failed Step: sync_integration_tests on Ubuntu-16.04

Sample Flaky Test: USS/TwoClientWalletSyncTest.ServerAddressConvertsToSameLocalAddress/1

Original change's description:
> [AF] Integration tests for changing additional info for wallet metadata
> 
> This CL adds more integration tests; it also fixes a bug that
> stopped local changes of billing address and local changes of
> has_converted to get propagated to sync.
> 
> Bug: 894001
> Change-Id: Idd91e6799afd3c936b76ac8b1a6851abc67b5ad7
> Reviewed-on: https://chromium-review.googlesource.com/c/1333819
> Reviewed-by: Sebastien Seguin-Gagnon <sebsg@chromium.org>
> Commit-Queue: Jan Krcal <jkrcal@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#608003}

Change-Id: I6a879efbc643e4aa282ebe8d94c9e43566ab9eba
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 894001, 905606
Reviewed-on: https://chromium-review.googlesource.com/c/1337631
Cr-Commit-Position: refs/heads/master@{#608311}
7 files changed