cc: Remove deprecated DisplayItemList::Raster overload.

cc/paint/paint_op_buffer.cc

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/paint/paint_op_buffer.h"
 
 #include "cc/paint/display_item_list.h"
 #include "cc/paint/paint_record.h"
 #include "third_party/skia/include/core/SkAnnotation.h"
 
@@ skipping 246 matching lines @@
                          SkCanvas* canvas,
                          const SkMatrix& original_ctm) {
   auto* op = static_cast<const DrawColorOp*>(base_op);
   canvas->drawColor(op->color, op->mode);
 }
 
 void DrawDisplayItemListOp::Raster(const PaintOp* base_op,
                                    SkCanvas* canvas,
                                    const SkMatrix& original_ctm) {
   auto* op = static_cast<const DrawDisplayItemListOp*>(base_op);
-  op->list->Raster(canvas, nullptr);
+  op->list->Raster(canvas);
 }
 
 void DrawDRRectOp::RasterWithFlags(const PaintOpWithFlags* base_op,
                                    const PaintFlags* flags,
                                    SkCanvas* canvas,
                                    const SkMatrix& original_ctm) {
   auto* op = static_cast<const DrawDRRectOp*>(base_op);
   canvas->drawDRRect(op->outer, op->inner, ToSkPaint(*flags));
 }
 
@@ skipping 430 matching lines @@
   return std::make_pair(op, skip);
 }
 
 void PaintOpBuffer::ShrinkToFit() {
   if (!used_ || used_ == reserved_)
     return;
   ReallocBuffer(used_);
 }
 
 }  // namespace cc