Enable the screenspace AA tessellating path renderer.

src/gpu/batches/GrTessellatingPathRenderer.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrTessellatingPathRenderer.h"
 
 #include "GrAuditTrail.h"
 #include "GrBatchFlushState.h"
 #include "GrBatchTest.h"
 #include "GrClip.h"
 #include "GrDefaultGeoProcFactory.h"
 #include "GrDrawTarget.h"
 #include "GrMesh.h"
 #include "GrPathUtils.h"
 #include "GrPipelineBuilder.h"
 #include "GrResourceCache.h"
 #include "GrResourceProvider.h"
 #include "GrTessellator.h"
 #include "SkGeometry.h"
 
 #include "batches/GrVertexBatch.h"
 
 #include <stdio.h>
 
-#define SK_DISABLE_SCREENSPACE_TESS_AA_PATH_RENDERER
-
 /*
  * This path renderer tessellates the path into triangles using GrTessellator, uploads the
  * triangles to a vertex buffer, and renders them with a single draw call. It can do screenspace
  * antialiasing with a one-pixel coverage ramp.
  */
 namespace {
 
 struct TessInfo {
     SkScalar  fTolerance;
     int       fCount;
@@ skipping 345 matching lines @@
     bool antiAlias = random->nextBool();
     GrStyle style;
     do {
         GrTest::TestStyle(random, &style);
     } while (!style.isSimpleFill());
     GrShape shape(path, style);
     return TessellatingPathBatch::Create(color, shape, viewMatrix, devClipBounds, antiAlias);
 }
 
 #endif