Compare the full rect in SkCanvasVideoRenderer::Paint for transform.

ui/gfx/skia_util.cc

Index: ui/gfx/skia_util.cc
diff --git a/ui/gfx/skia_util.cc b/ui/gfx/skia_util.cc
index ef07241ba5778efd278d269f626852544574890f..696dea305563ad30e3cab466828c3a021f4d42c7 100644
--- a/ui/gfx/skia_util.cc
+++ b/ui/gfx/skia_util.cc
@@ -57,6 +57,10 @@ SizeF SkSizeToSizeF(const SkSize& size) {
   return SizeF(SkScalarToFloat(size.width()), SkScalarToFloat(size.height()));
 }
 
+Size SkISizeToSize(const SkISize& size) {
+  return Size(size.width(), size.height());
+}
+
 void TransformToFlattenedSkMatrix(const gfx::Transform& transform,
                                   SkMatrix* flattened) {
   // Convert from 4x4 to 3x3 by dropping the third row and column.