add a ClassID function to GrBatch

src/gpu/effects/GrDashingEffect.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 "GrDashingEffect.h"
 
 #include "GrBatchFlushState.h"
@@ skipping 239 matching lines @@
         SkMatrix fViewMatrix;
         SkMatrix fSrcRotInv;
         SkPoint fPtsRot[2];
         SkScalar fSrcStrokeWidth;
         SkScalar fPhase;
         SkScalar fIntervals[2];
         SkScalar fParallelScale;
         SkScalar fPerpendicularScale;
     };
 
+    BATCH_CLASS_ID
+
     static GrDrawBatch* Create(const Geometry& geometry, SkPaint::Cap cap, DashAAMode aaMode,
                                bool fullDash) {
         return new DashBatch(geometry, cap, aaMode, fullDash);
     }
 
     const char* name() const override { return "DashBatch"; }
 
     void getInvariantOutputColor(GrInitInvariantOutput* out) const override {
         // When this is called on a batch, there is only one geometry bundle
         out->setKnownFourComponents(fGeoData[0].fColor);
@@ skipping 1004 matching lines @@
     info.fIntervals = intervals;
     info.fCount = 2;
     info.fPhase = phase;
     SkDEBUGCODE(bool success = ) strokeInfo.setDashInfo(info);
     SkASSERT(success);
 
     return create_batch(color, viewMatrix, pts, useAA, strokeInfo, msaaRT);
 }
 
 #endif