Revert of Make lines a special case in GrShape

Revert of Make lines a special case in GrShape (patchset #5 id:120001 of https://codereview.chromium.org/2108523002/ )

Reason for revert:
Assertion failures

Original issue's description:
> Make lines a special case in GrShape
> 
> BUG=skia:
> GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2108523002
> 
> Committed: https://skia.googlesource.com/skia/+/c62318c748a1907649bd75382c4f4fd10533f2b3

TBR=robertphillips@google.com,egdaniel@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Committed: https://skia.googlesource.com/skia/+/635df95a9a25c66959f76b4bbb594b75333ded21

[bsalomon, 2016-06-28 18:18:33]

The CQ bit was checked by bsalomon@google.com

[bsalomon, 2016-06-28 18:18:33]

Created Revert of Make lines a special case in GrShape

[commit-bot: I haz the power, 2016-06-28 18:18:38]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-06-28 18:18:49]

Description was changed from

==========
Revert of Make lines a special case in GrShape (patchset #5 id:120001 of
https://codereview.chromium.org/2108523002/ )

Reason for revert:
Assertion failures

Original issue's description:
> Make lines a special case in GrShape
> 
> BUG=skia:
> GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2108523002
> 
> Committed:
https://skia.googlesource.com/skia/+/c62318c748a1907649bd75382c4f4fd10533f2b3

TBR=robertphillips@google.com,egdaniel@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:
==========

to

==========
Revert of Make lines a special case in GrShape (patchset #5 id:120001 of
https://codereview.chromium.org/2108523002/ )

Reason for revert:
Assertion failures

Original issue's description:
> Make lines a special case in GrShape
> 
> BUG=skia:
> GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2108523002
> 
> Committed:
https://skia.googlesource.com/skia/+/c62318c748a1907649bd75382c4f4fd10533f2b3

TBR=robertphillips@google.com,egdaniel@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Committed:
https://skia.googlesource.com/skia/+/635df95a9a25c66959f76b4bbb594b75333ded21
==========

[commit-bot: I haz the power, 2016-06-28 18:18:50]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/635df95a9a25c66959f76b4bbb594b75333ded21