Revert of Add simple presubmit check to remoting.

Revert of Add simple presubmit check to remoting. (patchset #2 id:60001 of https://codereview.chromium.org/1166123004/)

Reason for revert:
Abandoning in favour of implementing a better longer-term solution.

Original issue's description:
> Print out a note, during change upload, on running Remoting browser-tests before commiting changes under $src/remoting.
>
> BUG=
>
> Committed: https://crrev.com/44de127d69cd00dfc636e2f8f2cdf42f0e85b7d4
> Cr-Commit-Position: refs/heads/master@{#333390}

TBR=jamiewalch@chromium.org,kelvinp@chromium.org,sergeyu@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Committed: https://crrev.com/9eba0f6f9ba4ba130c32e90968d84cdb9f2300a4
Cr-Commit-Position: refs/heads/master@{#333620}

[anandc, 2015-06-10 00:16:41]

Created Revert of Add simple presubmit check to remoting.

[commit-bot: I haz the power, 2015-06-10 00:17:37]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1177633002/1

[commit-bot: I haz the power, 2015-06-10 00:17:38]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-06-10 00:17:40]

No LGTM from a valid reviewer yet. Only full committers are accepted.
Even if an LGTM may have been provided, it was from a non-committer,
_not_ a full super star committer.
See http://www.chromium.org/getting-involved/become-a-committer
Note that this has nothing to do with OWNERS files.

[Jamie, 2015-06-10 00:25:57]

lgtm

[anandc, 2015-06-10 00:30:20]

The CQ bit was checked by anandc@chromium.org

[commit-bot: I haz the power, 2015-06-10 00:31:58]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1177633002/1

[commit-bot: I haz the power, 2015-06-10 00:44:15]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-06-10 00:45:17]

Patchset 1 (id:??) landed as
https://crrev.com/9eba0f6f9ba4ba130c32e90968d84cdb9f2300a4
Cr-Commit-Position: refs/heads/master@{#333620}