Revert of ARM Skia NEON patches - 12 - S32_Blend (https://codereview.chromium.org...

Revert of ARM Skia NEON patches - 12 - S32_Blend (https://codereview.chromium.org/158973002/)

Reason for revert:
Breaking the build.

See http://108.170.219.164:10117/builders/Build-Ubuntu12-GCC-Arm7-Debug-Nexus4/builds/2966 (and others).

We are getting warnings that vsrc and vdst may be uninitialized. Please fix and resubmit.

Original issue's description:
> ARM Skia NEON patches - 12 - S32_Blend
>
> Blitrow32: S32_Blend fix and little speed improvement
>
> - the results are now exactly similar as the C code
> - the speed has improved, especially for small values of count
>
> +-------+-----------+------------+
> | count | Cortex-A9 | Cortex-A15 |
> +-------+-----------+------------+
> | 1     | +30%      | +18%       |
> +-------+-----------+------------+
> | 2     | 0         | 0          |
> +-------+-----------+------------+
> | 4     | - <1%     | +14%       |
> +-------+-----------+------------+
> | > 4   | -0.5..+5% | -0.5..+4%  |
> +-------+-----------+------------+
>
> Signed-off-by: Kévin PETIT <kevin.petit@arm.com>
>
> BUG=skia:
>
> Committed: http://code.google.com/p/skia/source/detail?r=13532

R=djsollen@google.com, mtklein@google.com, kevin.petit@arm.com
TBR=djsollen@google.com, kevin.petit@arm.com, mtklein@google.com
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Author: scroggo@google.com

Review URL: https://codereview.chromium.org/175433002

git-svn-id: http://skia.googlecode.com/svn/trunk@13534 2bbb7eff-a529-9590-31e7-b0007b416f81