Eliminate special case nvpr batch handling

src/gpu/GrPathRendering.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrPathRendering.h"
 #include "SkDescriptor.h"
 #include "SkGlyph.h"
 #include "SkMatrix.h"
 #include "SkTypeface.h"
 #include "GrPathRange.h"
 
+const GrUserStencilSettings& GrPathRendering::GetStencilPassSettings(FillType fill) {
+    switch (fill) {
+        default:
+            SkFAIL("Unexpected path fill.");
+        case GrPathRendering::kWinding_FillType: {
+            constexpr static GrUserStencilSettings kWindingStencilPass(
+                GrUserStencilSettings::StaticInit<
+                    0xffff,
+                    GrUserStencilTest::kAlwaysIfInClip,
+                    0xffff,
+                    GrUserStencilOp::kIncWrap,
+                    GrUserStencilOp::kIncWrap,
+                    0xffff>()
+            );
+            return kWindingStencilPass;
+        }
+        case GrPathRendering::kEvenOdd_FillType: {
+            constexpr static GrUserStencilSettings kEvenOddStencilPass(
+                GrUserStencilSettings::StaticInit<
+                    0xffff,
+                    GrUserStencilTest::kAlwaysIfInClip,
+                    0xffff,
+                    GrUserStencilOp::kInvert,
+                    GrUserStencilOp::kInvert,
+                    0xffff>()
+            );
+            return kEvenOddStencilPass;
+        }
+    }
+}
+
 class GlyphGenerator : public GrPathRange::PathGenerator {
 public:
     GlyphGenerator(const SkTypeface& typeface, const SkScalerContextEffects& effects,
                    const SkDescriptor& desc)
         : fScalerContext(typeface.createScalerContext(effects, &desc))
 #ifdef SK_DEBUG
         , fDesc(desc.copy())
 #endif
     {}
 
@@ skipping 53 matching lines @@
     genericDesc->init();
     genericDesc->addEntry(kRec_SkDescriptorTag, sizeof(rec), &rec);
     genericDesc->computeChecksum();
     
     // No effects, so we make a dummy struct
     SkScalerContextEffects noEffects;
 
     SkAutoTUnref<GlyphGenerator> generator(new GlyphGenerator(*typeface, noEffects, *genericDesc));
     return this->createPathRange(generator, style);
 }