21         , fCanvas(nullptr) {  in SkSpecialSurface_Base()
25     void reset() { fCanvas.reset(); }  in reset()
28     SkCanvas* onGetCanvas() { return fCanvas.get(); }  in onGetCanvas()
33     std::unique_ptr<SkCanvas> fCanvas;   // initialized by derived classes in ctors  member in SkSpecialSurface_Base
76         fCanvas = std::make_unique<SkCanvas>(fBitmap, this->props());  in SkSpecialSurface_Raster()
77         fCanvas->clipRect(SkRect::Make(subset));  in SkSpecialSurface_Raster()
79         fCanvas->clear(SK_ColorRED);  // catch any imageFilter sloppiness  in SkSpecialSurface_Raster()
130         fCanvas = std::make_unique<SkCanvas>(std::move(device));  in SkSpecialSurface_Gpu()
131         fCanvas->clipRect(SkRect::Make(subset));  in SkSpecialSurface_Gpu()
133         fCanvas->clear(SK_ColorRED);  // catch any imageFilter sloppiness  in SkSpecialSurface_Gpu()
141         GrColorType ct = SkColorTypeToGrColorType(fCanvas->imageInfo().colorType());  in onMakeImageSnapshot()
145         return SkSpecialImage::MakeDeferredFromGpu(fCanvas->recordingContext(),  in onMakeImageSnapshot()
149                                                    fCanvas->imageInfo().refColorSpace(),  in onMakeImageSnapshot()