Give console warning for deprecation of DownloadInSandboxWithoutUserActivation

Add a method to cover features that was logged from the browser side.

Bug: 539938
Change-Id: I4b6cbdcb8e37afdd5862f15f2f7c877b13d30897
Reviewed-on: https://chromium-review.googlesource.com/c/1437775
Commit-Queue: Yao Xiao <yaoxia@chromium.org>
Reviewed-by: Charlie Harrison <csharrison@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#626402}(cherry picked from commit 9b54c9ade4a8ea96046ca2c2492e55b2ed04047b)
Reviewed-on: https://chromium-review.googlesource.com/c/1444238
Cr-Commit-Position: refs/branch-heads/3683@{#66}
Cr-Branched-From: e51029943e0a38dd794b73caaf6373d5496ae783-refs/heads/master@{#625896}
1 file changed