Fix oval rendering in vulkan

src/gpu/GrSWMaskHelper.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrSWMaskHelper.h"
 
 #include "GrCaps.h"
@@ skipping 109 matching lines @@
 
 /**
  * Draw a single path element of the clip stack into the accumulation bitmap
  */
 void GrSWMaskHelper::draw(const SkPath& path, const SkStrokeRec& stroke, SkRegion::Op op,
                           bool antiAlias, uint8_t alpha) {
 
     SkPaint paint;
     if (stroke.isHairlineStyle()) {
         paint.setStyle(SkPaint::kStroke_Style);
-        paint.setStrokeWidth(SK_Scalar1);
     } else {
         if (stroke.isFillStyle()) {
             paint.setStyle(SkPaint::kFill_Style);
         } else {
             paint.setStyle(SkPaint::kStroke_Style);
             paint.setStrokeJoin(stroke.getJoin());
             paint.setStrokeCap(stroke.getCap());
             paint.setStrokeWidth(stroke.getWidth());
         }
     }
@@ skipping 221 matching lines @@
     pipelineBuilder->addCoverageFragmentProcessor(
                          GrSimpleTextureEffect::Create(texture,
                                                        maskMatrix,
                                                        GrTextureParams::kNone_FilterMode,
                                                        kDevice_GrCoordSet))->unref();
 
     SkAutoTUnref<GrDrawBatch> batch(GrRectBatchFactory::CreateNonAAFill(color, SkMatrix::I(),
                                                                         dstRect, nullptr, &invert));
     target->drawBatch(*pipelineBuilder, batch);
 }