Add a src rect to drawImageLattice() API

src/gpu/SkGpuDevice.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 "SkGpuDevice.h"
 
 #include "GrBlurUtils.h"
@@ skipping 1482 matching lines @@
                                           SkRect::MakeIWH(producer->width(), producer->height()),
                                           GrTextureProducer::kNo_FilterConstraint, true,
                                           &kMode, fDrawContext->getColorSpace(),
                                           fDrawContext->sourceGammaTreatment()));
     GrPaint grPaint;
     if (!SkPaintToGrPaintWithTexture(this->context(), fDrawContext.get(), paint, *draw.fMatrix,
                                      std::move(fp), producer->isAlphaOnly(), &grPaint)) {
         return;
     }
 
-    std::unique_ptr<SkLatticeIter> iter(
-            new SkLatticeIter(producer->width(), producer->height(), lattice, dst));
+    std::unique_ptr<SkLatticeIter> iter(new SkLatticeIter(lattice, dst));
     fDrawContext->drawImageLattice(fClip, grPaint, *draw.fMatrix, producer->width(),
                                    producer->height(), std::move(iter), dst);
 }
 
 void SkGpuDevice::drawImageLattice(const SkDraw& draw, const SkImage* image,
                                    const SkCanvas::Lattice& lattice, const SkRect& dst,
                                    const SkPaint& paint) {
     ASSERT_SINGLE_OWNER
     uint32_t pinnedUniqueID;
     if (sk_sp<GrTexture> tex = as_IB(image)->refPinnedTexture(&pinnedUniqueID)) {
@@ skipping 299 matching lines @@
 }
 
 SkImageFilterCache* SkGpuDevice::getImageFilterCache() {
     ASSERT_SINGLE_OWNER
     // We always return a transient cache, so it is freed after each
     // filter traversal.
     return SkImageFilterCache::Create(SkImageFilterCache::kDefaultTransientSize);
 }
 
 #endif