Revert "Add antialiasing to SkDropShadowImageFilter's shadow draw"

This reverts commit 78e8165ec3a408a88c394095bfbc43df2051449d.

Reason for revert: Chrome pixel test

Original change's description:
> Add antialiasing to SkDropShadowImageFilter's shadow draw
> 
> A BW draw in the SkDropShadowImageFilter can lead to unexpected popping of the shadow when the dest rect lies on half pixel boundaries.
> 
> Change-Id: Ibc59dacc79bca8955981ec2889e79facd7d2de83
> Reviewed-on: https://skia-review.googlesource.com/5669
> Reviewed-by: Brian Salomon <bsalomon@google.com>
> Commit-Queue: Robert Phillips <robertphillips@google.com>
> 

TBR=bsalomon@google.com,robertphillips@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Change-Id: I0b0073cd8d9f1502daaa452c2153af029c11e52a
Reviewed-on: https://skia-review.googlesource.com/5652
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/src/effects/SkDropShadowImageFilter.cpp b/src/effects/SkDropShadowImageFilter.cpp
index f461cd7e67..f2a41ee0dc 100644
--- a/src/effects/SkDropShadowImageFilter.cpp
+++ b/src/effects/SkDropShadowImageFilter.cpp
@@ -93,7 +93,6 @@ sk_sp<SkSpecialImage> SkDropShadowImageFilter::onFilterImage(SkSpecialImage* sou
     sigma.fY = SkMaxScalar(0, sigma.fY);
 
     SkPaint paint;
-    paint.setAntiAlias(true);
     paint.setImageFilter(SkBlurImageFilter::Make(sigma.fX, sigma.fY, nullptr));
     paint.setColorFilter(SkColorFilter::MakeModeFilter(fColor, SkBlendMode::kSrcIn));