Revert "Re-enable uploading to partner bucket"

This reverts commit 4e91f16fdf94cab7f3361d7efa6b12bccabee25e.

Reason for revert: Still does not work

Original change's description:
> Re-enable uploading to partner bucket
> 
> This is a revert of
> https://skia.googlesource.com/skia/+/da066b865c1e2777a84a829486a7b37a984484b4
> 
> NoTry: true
> Bug: skia:6797
> Change-Id: I9eca7e4b2234c79e39b2c25aaf459512dd206acc
> Reviewed-on: https://skia-review.googlesource.com/23202
> Commit-Queue: Ravi Mistry <rmistry@google.com>
> Reviewed-by: Ravi Mistry <rmistry@google.com>
> Reviewed-by: Eric Boren <borenet@google.com>

TBR=borenet@google.com,rmistry@google.com

Change-Id: If1abb65801ba93d409825e290e22d7a9eb3818fa
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:6797
Reviewed-on: https://skia-review.googlesource.com/23004
Reviewed-by: Ravi Mistry <rmistry@google.com>
Commit-Queue: Ravi Mistry <rmistry@google.com>
3 files changed