Privatize GrBatch subclass overrides

src/gpu/batches/GrAAStrokeRectBatch.cpp

Index: src/gpu/batches/GrAAStrokeRectBatch.cpp
diff --git a/src/gpu/batches/GrAAStrokeRectBatch.cpp b/src/gpu/batches/GrAAStrokeRectBatch.cpp
index bab5f0258017b93a5a907b29ca0891a2a765e94c..1a55a0715ceb31780e603ae2e217408edf0b8559 100644
--- a/src/gpu/batches/GrAAStrokeRectBatch.cpp
+++ b/src/gpu/batches/GrAAStrokeRectBatch.cpp
@@ -43,7 +43,6 @@ static const GrGeometryProcessor* create_stroke_rect_gp(bool tweakAlphaForCovera
     return CreateForDeviceSpace(color, coverage, localCoords, viewMatrix);
 }
 
-
 void GrAAStrokeRectBatch::initBatchTracker(const GrPipelineOptimizations& opt) {
     // Handle any color overrides
     if (!opt.readsColor()) {