--harmony-sloppy-function depends on --harmony-sloppy

--harmony-sloppy-function depends on --harmony-sloppy

The lack of marking this dependency led to a ClusterFuzz crash when
sloppy-function was on but not sloppy. This case does not make sense.

R=adamk
LOG=N
BUG=chromium:520891
Committed: https://crrev.com/884288166b9bd8202f5ada0c73f2f9c07affff34
Cr-Commit-Position: refs/heads/master@{#30364}

[adamk, 2015-08-26 00:39:15]

lgtm

[Dan Ehrenberg, 2015-08-26 00:43:40]

The CQ bit was checked by littledan@chromium.org

[commit-bot: I haz the power, 2015-08-26 00:43:50]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1316773004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1316773004/1

[commit-bot: I haz the power, 2015-08-26 01:12:49]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-08-26 01:13:03]

Patchset 1 (id:??) landed as
https://crrev.com/884288166b9bd8202f5ada0c73f2f9c07affff34
Cr-Commit-Position: refs/heads/master@{#30364}