remove slower scalar code in favor of vectors

remove slower scalar code in favor of vectors

BUG=skia:

Committed: https://skia.googlesource.com/skia/+/c08330f1601aeca7f10aeb2194118decbfbf83e1

[reed1, 2015-03-26 14:00:27]

reed@google.com changed reviewers:
+ caryclark@google.com, mtklein@google.com

[reed1, 2015-03-26 14:00:28]

no gm diffs on my mac

[reed1, 2015-03-26 14:00:34]

The CQ bit was checked by reed@google.com

[commit-bot: I haz the power, 2015-03-26 14:00:48]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1001833006/1

[commit-bot: I haz the power, 2015-03-26 14:00:49]

Note for Reviewers:
The CQ is waiting for an approval.
If you believe that the CL is not ready yet, or if you would like to L-G-T-M
with comments then please uncheck the CQ checkbox.

Waiting for LGTM from valid reviewer(s) till 2015-03-26 20:00 UTC

[mtklein, 2015-03-26 14:24:30]

brave, lgtm

https://codereview.chromium.org/1001833006/diff/1/src/core/SkGeometry.cpp
File src/core/SkGeometry.cpp (right):

https://codereview.chromium.org/1001833006/diff/1/src/core/SkGeometry.cpp#new...
src/core/SkGeometry.cpp:205: SkChopQuadAt(src, dst, 0.5f); return;
No need for return?

[commit-bot: I haz the power, 2015-03-26 14:26:14]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/c08330f1601aeca7f10aeb2194118decbfbf83e1