Revert "Add support for FIFE Avatar URL format"

This reverts commit fa0a6456332081f1db6458a1dc41dc2d9a2d503b.

Reason for revert: Reverting again after confirming that this change turned a flaky test into a consistently crashing test.

Original change's description:
> Add support for FIFE Avatar URL format
> 
> The method GetAvatarImageURLWithOptions() is updated to support
> image URLs coming in the FIFE Avatar URL format.
> 
> This should resolve issues related to color-inverted account images
> on the Chrome surface.
> 
> Bug: 911332
> Change-Id: I8c0a10be69bc87a40a39cf46e0428b418d97b021
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1670888
> Commit-Queue: Thomas Tangl <tangltom@chromium.org>
> Reviewed-by: Boris Sazonov <bsazonov@chromium.org>
> Reviewed-by: Mihai Sardarescu <msarda@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#672116}

TBR=msarda@chromium.org,bsazonov@chromium.org,tangltom@chromium.org

Change-Id: Ic6d0b1b4080c2c795a2c60ae7bdec85324ad1751
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 911332,978578
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1676836
Reviewed-by: Reilly Grant <reillyg@chromium.org>
Commit-Queue: Reilly Grant <reillyg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#672252}
2 files changed