Revert of Add WebSocketDispatcherHostTest.InvalidScheme

Revert of Add WebSocketDispatcherHostTest.InvalidScheme (patchset #3 id:40001 of https://codereview.chromium.org/1000883004/)

Reason for revert:
Speculatively revert for https://crbug.com/467471

Original issue's description:
> Add WebSocketDispatcherHostTest.InvalidScheme
>
> This is a regression test for
> https://codereview.chromium.org/998173003/.
>
> BUG=466335
>
> Committed: https://crrev.com/6a8de59ae3ecd7b04bee2ddec89eb7075fbd1871
> Cr-Commit-Position: refs/heads/master@{#320262}

TBR=ricea@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=466335
Committed: https://crrev.com/725e3aed98c2b8a22c17bfef078b9c7a20709e49
Cr-Commit-Position: refs/heads/master@{#320704}

[hiroshige, 2015-03-16 10:30:52]

Created Revert of Add WebSocketDispatcherHostTest.InvalidScheme

[commit-bot: I haz the power, 2015-03-16 10:31:02]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1007263002/1

[commit-bot: I haz the power, 2015-03-16 10:31:27]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-03-16 10:32:12]

Patchset 1 (id:??) landed as
https://crrev.com/725e3aed98c2b8a22c17bfef078b9c7a20709e49
Cr-Commit-Position: refs/heads/master@{#320704}

[hiroshige, 2015-03-16 12:57:42]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1013663002/ by hiroshige@chromium.org.

The reason for reverting is: The breakage still persists
https://crbug.com/467471 after the original CL was reverted..