GitLab

This CL removes an unused deprecated method in SnapshotTabHelper.

Bug: 917929
Change-Id: Iba8cf2864790b5a24279cfd846695e7a21893d25
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2376545Reviewed-by: Justin Cohen <justincohen@chromium.org>
Commit-Queue: edchin <edchin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#801617}