Revert "Make sure to visit clips and dst proxies during gather"

This reverts commit c666502bc6975a73ef352d673b151017a21e8562.

Reason for revert: <INSERT REASONING HERE>

Original change's description:
> Make sure to visit clips and dst proxies during gather
> 
> Bug: skia:7190
> Change-Id: I6ba5bad6e155e9092dff9c2ad3241f603c333b4d
> Reviewed-on: https://skia-review.googlesource.com/76460
> Reviewed-by: Robert Phillips <robertphillips@google.com>
> Commit-Queue: Chris Dalton <csmartdalton@google.com>

TBR=robertphillips@google.com,csmartdalton@google.com

Change-Id: I4839594bb97472f5ac2057600a0889c8a9dff5f9
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:7190
Reviewed-on: https://skia-review.googlesource.com/77781
Reviewed-by: Chris Dalton <csmartdalton@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
7 files changed