remove subclassing from ImageFilter::Proxy

src/effects/SkPictureImageFilter.cpp

 /*
  * Copyright 2013 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkPictureImageFilter.h"
 #include "SkDevice.h"
 #include "SkCanvas.h"
@@ skipping 115 matching lines @@
     offset->fY = bounds.fTop;
     return true;
 }
 
 void SkPictureImageFilter::drawPictureAtDeviceResolution(Proxy* proxy, SkBaseDevice* device,
                                                          const SkIRect& deviceBounds,
                                                          const Context& ctx) const {
     // Pass explicit surface props, as the simplified canvas constructor discards device properties.
     // FIXME: switch back to the public constructor (and unfriend) after
     //        https://code.google.com/p/skia/issues/detail?id=3142 is fixed.
-    SkCanvas canvas(device, proxy->surfaceProps(), SkCanvas::kDefault_InitFlags);
+    SkCanvas canvas(device, &proxy->surfaceProps(), SkCanvas::kDefault_InitFlags);
 
     canvas.translate(-SkIntToScalar(deviceBounds.fLeft), -SkIntToScalar(deviceBounds.fTop));
     canvas.concat(ctx.ctm());
     canvas.drawPicture(fPicture);
 }
 
 void SkPictureImageFilter::drawPictureAtLocalResolution(Proxy* proxy, SkBaseDevice* device,
                                                         const SkIRect& deviceBounds,
                                                         const Context& ctx) const {
     SkMatrix inverseCtm;
     if (!ctx.ctm().invert(&inverseCtm))
         return;
     SkRect localBounds = SkRect::Make(ctx.clipBounds());
     inverseCtm.mapRect(&localBounds);
     if (!localBounds.intersect(fCropRect))
         return;
     SkIRect localIBounds = localBounds.roundOut();
     SkAutoTUnref<SkBaseDevice> localDevice(proxy->createDevice(localIBounds.width(), localIBounds.height()));
 
     // Pass explicit surface props, as the simplified canvas constructor discards device properties.
     // FIXME: switch back to the public constructor (and unfriend) after
     //        https://code.google.com/p/skia/issues/detail?id=3142 is fixed.
-    SkCanvas localCanvas(localDevice, proxy->surfaceProps(), SkCanvas::kDefault_InitFlags);
+    SkCanvas localCanvas(localDevice, &proxy->surfaceProps(), SkCanvas::kDefault_InitFlags);
     localCanvas.translate(-SkIntToScalar(localIBounds.fLeft), -SkIntToScalar(localIBounds.fTop));
     localCanvas.drawPicture(fPicture);
 
     // Pass explicit surface props, as the simplified canvas constructor discards device properties.
     // FIXME: switch back to the public constructor (and unfriend) after
     //        https://code.google.com/p/skia/issues/detail?id=3142 is fixed.
-    SkCanvas canvas(device, proxy->surfaceProps(), SkCanvas::kDefault_InitFlags);
+    SkCanvas canvas(device, &proxy->surfaceProps(), SkCanvas::kDefault_InitFlags);
 
     canvas.translate(-SkIntToScalar(deviceBounds.fLeft), -SkIntToScalar(deviceBounds.fTop));
     canvas.concat(ctx.ctm());
     SkPaint paint;
     paint.setFilterQuality(fFilterQuality);
     canvas.drawBitmap(localDevice.get()->accessBitmap(false), SkIntToScalar(localIBounds.fLeft),
                       SkIntToScalar(localIBounds.fTop), &paint);
     //canvas.drawPicture(fPicture);
 }
 
 #ifndef SK_IGNORE_TO_STRING
 void SkPictureImageFilter::toString(SkString* str) const {
     str->appendf("SkPictureImageFilter: (");
     str->appendf("crop: (%f,%f,%f,%f) ", 
                  fCropRect.fLeft, fCropRect.fTop, fCropRect.fRight, fCropRect.fBottom);
     if (fPicture) {
         str->appendf("picture: (%f,%f,%f,%f)",
                      fPicture->cullRect().fLeft, fPicture->cullRect().fTop,
                      fPicture->cullRect().fRight, fPicture->cullRect().fBottom);
     }
     str->append(")");
 }
 #endif