GitLab

This reverts commit 548b6a4e.

Reason for revert: Suspected cause of failures seen in
https://ci.chromium.org/p/chrome/builders/ci/linux-chromeos-google-rel/10070

Original change's description:
> Stages storing model features first then models for get models responses
> 
> This change updates the store in stages to ensure only one store update
> in flight at a time. It prioritizes storing the model features first
> and then stores the prediction models once that update is complete.
> 
> Bug: 1001194
> Change-Id: Ic2d0ccaf64b49ca934590e6b7d0051668e155016
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1938192
> Reviewed-by: Tarun Bansal <tbansal@chromium.org>
> Reviewed-by: Sophie Chang <sophiechang@chromium.org>
> Commit-Queue: Michael Crouse <mcrouse@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#721238}

TBR=tbansal@chromium.org,sophiechang@chromium.org,dougarnett@chromium.org,mcrouse@chromium.org

Change-Id: Iac2e56a8f949d30c93da1699dfb53ef15747c078
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 1001194
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1949724Reviewed-by: Takumi Fujimoto <takumif@chromium.org>
Commit-Queue: Takumi Fujimoto <takumif@chromium.org>
Cr-Commit-Position: refs/heads/master@{#721277}