Extract gpu line dashing to GrDashLinePathRenderer

include/gpu/GrContext.h

Index: include/gpu/GrContext.h
diff --git a/include/gpu/GrContext.h b/include/gpu/GrContext.h
index 38ad7bf41040a9132a0772e33249a608de3299ab..7569688249db577febddac22608c9f1de96a3d1f 100644
--- a/include/gpu/GrContext.h
+++ b/include/gpu/GrContext.h
@@ -44,7 +44,6 @@ class GrVertexBufferAllocPool;
 class GrStrokeInfo;
 class GrSoftwarePathRenderer;
 class SkGpuDevice;
-class SkStrokeRec;
 
 class SK_API GrContext : public SkRefCnt {
 public:
@@ -676,7 +675,7 @@ public:
                     const GrPipelineBuilder*,
                     const SkMatrix& viewMatrix,
                     const SkPath& path,
-                    const SkStrokeRec& stroke,
+                    const GrStrokeInfo& stroke,
                     bool allowSW,
                     GrPathRendererChain::DrawType drawType = GrPathRendererChain::kColor_DrawType,
                     GrPathRendererChain::StencilSupport* stencilSupport = NULL);