Split GrDrawBatch and GrVertexBatch into their own files

src/gpu/batches/GrAAFillRectBatch.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 "GrAAFillRectBatch.h"
 
-#include "GrBatch.h"
 #include "GrColor.h"
 #include "GrDefaultGeoProcFactory.h"
 #include "GrResourceKey.h"
 #include "GrResourceProvider.h"
 #include "GrTypes.h"
+#include "GrVertexBatch.h"
 #include "SkMatrix.h"
 #include "SkRect.h"
 
 GR_DECLARE_STATIC_UNIQUE_KEY(gAAFillRectIndexBufferKey);
 
 static void set_inset_fan(SkPoint* pts, size_t stride,
                           const SkRect& r, SkScalar dx, SkScalar dy) {
     pts->setRectFan(r.fLeft + dx, r.fTop + dy,
                     r.fRight - dx, r.fBottom - dy, stride);
 }
@@ skipping 424 matching lines @@
     AAFillRectBatchLocalMatrix::Geometry& geo = *batch->geometry();
     geo.fColor = GrRandomColor(random);
     geo.fViewMatrix = GrTest::TestMatrix(random);
     geo.fLocalMatrix = GrTest::TestMatrix(random);
     geo.fDevRect = GrTest::TestRect(random);
     batch->init();
     return batch;
 }
 
 #endif