Revert of Roll DEPS for sfntly 1ef790a..e33ba7a (patchset #1 id:1 of...

Revert of Roll DEPS for sfntly 1ef790a..e33ba7a (patchset #1 id:1 of https://codereview.chromium.org/2444123002/ )

Reason for revert:
Broke some font rendering.

e.g. https://crbug.com/659006

Original issue's description:
> Roll DEPS for sfntly 1ef790a..e33ba7a
>
> https://chromium.googlesource.com/external/github.com/googlei18n/sfntly/+log/1ef790a..e33ba7a
>
> e33ba7a Merge pull request #60 from leizleiz/leizleiz-crbug
> 1bc53e1 Fix undefined shifts in ReadableFontData::ReadShort.
> d651349 Check for negative size in NameTable::NameAsBytes.
> 8475d2f Avoid NULL derefs inside FontHeaderTable::Builder.
> 1fba3b3 Fix undefined shifts in ReadableFontData::ReadLong.
> 083b02b Fix NULL pointer derefs in sfntly::Font::Builder.
> 6d1efaa Fix out of bound access in subtly sample program.
> cafc4c8 Merge pull request #59 from HalCanary/pronounciation
> 7d5169e README: pronounciation guide
>
> BUG=638573,641452,646300,646347,654663,655914
> TBR=behdad@chromium.org
>
> Committed: https://crrev.com/0c0e20baae5cfc32465e84d0e56a82ab874788e9
> Cr-Commit-Position: refs/heads/master@{#427203}

TBR=behdad@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=638573,641452,646300,646347,654663,655914

Review-Url: https://codereview.chromium.org/2445303002
Cr-Commit-Position: refs/heads/master@{#427296}

DEPS

@@ -35,7 +35,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling sfntly
   # and whatever else without interference from each other.
-  'sfntly_revision': 'e33ba7a4092ecbe71b02aca49975c7e36d8cc002',
+  'sfntly_revision': '1ef790afdd7818c1a3c76b18daacff14fdb983aa',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.