Add PaintCanvas::drawDisplayItemList

cc/paint/skia_paint_canvas.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_canvas.h"
 
 #include "base/memory/ptr_util.h"
+#include "cc/paint/display_item_list.h"
 #include "cc/paint/paint_record.h"
 #include "cc/paint/paint_recorder.h"
 #include "third_party/skia/include/core/SkAnnotation.h"
 #include "third_party/skia/include/core/SkMetaData.h"
 #include "third_party/skia/include/utils/SkNWayCanvas.h"
 
 namespace cc {
 
 SkiaPaintCanvas::SkiaPaintCanvas(SkCanvas* canvas) : canvas_(canvas) {}
 
@@ skipping 240 matching lines @@
   canvas_->drawPosText(text, byte_length, pos, ToSkPaint(flags));
 }
 
 void SkiaPaintCanvas::drawTextBlob(sk_sp<SkTextBlob> blob,
                                    SkScalar x,
                                    SkScalar y,
                                    const PaintFlags& flags) {
   canvas_->drawTextBlob(blob.get(), x, y, ToSkPaint(flags));
 }
 
+void SkiaPaintCanvas::drawDisplayItemList(
+    const SkRect& bounds,
+    const DisplayItemList* display_item_list) {
+  SkPictureRecorder recorder;
+  SkCanvas* canvas = recorder.beginRecording(bounds);
+  display_item_list->Raster(canvas, nullptr);
+  canvas_->drawPicture(recorder.finishRecordingAsPicture());
+}
+
 void SkiaPaintCanvas::drawPicture(sk_sp<const PaintRecord> record,
                                   const SkMatrix* matrix,
                                   const PaintFlags* flags) {
   canvas_->drawPicture(ToSkPicture(record.get()), matrix, ToSkPaint(flags));
 }
 
 bool SkiaPaintCanvas::isClipEmpty() const {
   return canvas_->isClipEmpty();
 }
 
@@ skipping 32 matching lines @@
                                                SkData* data) {
   SkAnnotateNamedDestination(canvas_, point, data);
 }
 
 void SkiaPaintCanvas::AnnotateLinkToDestination(const SkRect& rect,
                                                 SkData* data) {
   SkAnnotateLinkToDestination(canvas_, rect, data);
 }
 
 }  // namespace cc