Extract gpu line dashing to GrDashLinePathRenderer

src/gpu/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 "GrBatch.h"
@@ skipping 1319 matching lines @@
 
 };
 
 GrTessellatingPathRenderer::GrTessellatingPathRenderer() {
 }
 
 GrPathRenderer::StencilSupport GrTessellatingPathRenderer::onGetStencilSupport(
                                                             const GrDrawTarget*,
                                                             const GrPipelineBuilder*,
                                                             const SkPath&,
-                                                            const SkStrokeRec&) const {
+                                                            const GrStrokeInfo&) const {
     return GrPathRenderer::kNoSupport_StencilSupport;
 }
 
 bool GrTessellatingPathRenderer::canDrawPath(const GrDrawTarget* target,
                                              const GrPipelineBuilder* pipelineBuilder,
                                              const SkMatrix& viewMatrix,
                                              const SkPath& path,
-                                             const SkStrokeRec& stroke,
+                                             const GrStrokeInfo& stroke,
                                              bool antiAlias) const {
     // This path renderer can draw all fill styles, but does not do antialiasing. It can do convex
     // and concave paths, but we'll leave the convex ones to simpler algorithms.
     return stroke.isFillStyle() && !antiAlias && !path.isConvex();
 }
 
 class TessellatingPathBatch : public GrBatch {
 public:
 
     static GrBatch* Create(const GrColor& color,
@@ skipping 132 matching lines @@
     SkMatrix       fViewMatrix;
     SkRect         fClipBounds; // in source space
     GrPipelineInfo fPipelineInfo;
 };
 
 bool GrTessellatingPathRenderer::onDrawPath(GrDrawTarget* target,
                                             GrPipelineBuilder* pipelineBuilder,
                                             GrColor color,
                                             const SkMatrix& viewM,
                                             const SkPath& path,
-                                            const SkStrokeRec& stroke,
+                                            const GrStrokeInfo&,
                                             bool antiAlias) {
     SkASSERT(!antiAlias);
     const GrRenderTarget* rt = pipelineBuilder->getRenderTarget();
     if (NULL == rt) {
         return false;
     }
 
     SkIRect clipBoundsI;
     pipelineBuilder->clip().getConservativeBounds(rt, &clipBoundsI);
     SkRect clipBounds = SkRect::Make(clipBoundsI);
     SkMatrix vmi;
     if (!viewM.invert(&vmi)) {
         return false;
     }
     vmi.mapRect(&clipBounds);
     SkAutoTUnref<GrBatch> batch(TessellatingPathBatch::Create(color, path, viewM, clipBounds));
     target->drawBatch(pipelineBuilder, batch);
 
     return true;
 }