Revert of Move instanced index buffer creation to flush time

src/gpu/effects/GrDashingEffect.h

Index: src/gpu/effects/GrDashingEffect.h
diff --git a/src/gpu/effects/GrDashingEffect.h b/src/gpu/effects/GrDashingEffect.h
index 05b1c9020542a2e6e9534f44390cde5f1079e7fc..999abb23d8e4e4e668dc55950d7da07496ffb50a 100644
--- a/src/gpu/effects/GrDashingEffect.h
+++ b/src/gpu/effects/GrDashingEffect.h
@@ -15,12 +15,13 @@
 
 class GrClip;
 class GrDrawTarget;
+class GrGpu;
 class GrPaint;
 class GrPipelineBuilder;
 class GrStrokeInfo;
 
 namespace GrDashingEffect {
-    bool DrawDashLine(GrDrawTarget*, GrPipelineBuilder*, GrColor,
+    bool DrawDashLine(GrGpu*, GrDrawTarget*, GrPipelineBuilder*, GrColor,
                       const SkMatrix& viewMatrix, const SkPoint pts[2], bool useAA,
                       const GrStrokeInfo& strokeInfo);
     bool CanDrawDashLine(const SkPoint pts[2], const GrStrokeInfo& strokeInfo,