Revert of Add GN For hpack fuzzing utilities and net_perftests. (patchset #5 id:80001 of https://codereview.chromium.org/936313002/)

Reason for revert:
This causes a compile failure on the Windows 8 GN builder

http://build.chromium.org/p/chromium.win/builders/Win8%20GN%20%28dbg%29/builds/4271

Original issue's description:
> Add GN For hpack fuzzing utilities and net_perftests.
>
> This also adapts net GN targets to use the new size_t->int warning suppression config in //build/config/compiler instead of a locally defined config.
>
> BUG=
>
> Committed: https://crrev.com/707a56a6f0e56138fcef5db3ba7ace1ac3cb83eb
> Cr-Commit-Position: refs/heads/master@{#320187}

TBR=mmenke@chromium.org,dpranke@chromium.org,brettw@chromium.org,rockot@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/1000833002

Cr-Commit-Position: refs/heads/master@{#320206}
4 files changed