GitLab

Moved new test-only methods added to WebContents/RenderFrameHost
in https://crrev.com/c/1163831 to targets content*test_support.

Bug: 862153, 875742
Change-Id: Id9be5f53b45e2b28861a35401bba71020cf5fc0f
Reviewed-on: https://chromium-review.googlesource.com/1180824Reviewed-by: Bo <boliu@chromium.org>
Reviewed-by: Michael Thiessen <mthiesse@chromium.org>
Commit-Queue: Jinsuk Kim <jinsukkim@chromium.org>
Cr-Commit-Position: refs/heads/master@{#584660}