WIP RasterCanvasLayerAllocator experiment 2

src/pdf/SkPDFDevice.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkPDFDevice.h"
 
 #include "SkAnnotationKeys.h"
@@ skipping 328 matching lines @@
     // PDF does not support image filters, so render them on CPU.
     // Note that this rendering is done at "screen" resolution (100dpi), not
     // printer resolution.
     // TODO: It may be possible to express some filters natively using PDF
     // to improve quality and file size (https://bug.skia.org/3043)
 
     // TODO: should we return true if there is a colorfilter?
     return layerPaint.getImageFilter() != nullptr;
 }
 
-SkBaseDevice* SkPDFDevice::onCreateDevice(const CreateInfo& cinfo, const SkPaint* layerPaint) {
+SkBaseDevice* SkPDFDevice::onCreateDevice(const CreateInfo& cinfo, const SkPaint* layerPaint,
+                                          SkRasterCanvasLayerAllocator*) {
     if (layerPaint && not_supported_for_layers(*layerPaint)) {
         // need to return a raster device, which we will detect in drawDevice()
         return SkBitmapDevice::Create(cinfo.fInfo, SkSurfaceProps(0, kUnknown_SkPixelGeometry));
     }
     SkISize size = SkISize::Make(cinfo.fInfo.width(), cinfo.fInfo.height());
     return SkPDFDevice::Create(size, fRasterDpi, fDocument);
 }
 
 SkPDFCanon* SkPDFDevice::getCanon() const { return fDocument->canon(); }
 
@@ skipping 1679 matching lines @@
 }
 
 sk_sp<SkSpecialImage> SkPDFDevice::makeSpecial(const SkImage* image) {
     return SkSpecialImage::MakeFromImage(SkIRect::MakeWH(image->width(), image->height()),
                                          image->makeNonTextureImage());
 }
 
 sk_sp<SkSpecialImage> SkPDFDevice::snapSpecial() {
     return nullptr;
 }