1 files changed, 8 insertions, 0 deletions
diff --git a/src/effects/SkTestImageFilters.cpp b/src/effects/SkTestImageFilters.cpp
index be991f6f83..a414c924f3 100755
--- a/src/effects/SkTestImageFilters.cpp
+++ b/src/effects/SkTestImageFilters.cpp
@@ -80,3 +80,11 @@ void SkDownSampleImageFilter::flatten(SkWriteBuffer& buffer) const {
     this->INHERITED::flatten(buffer);
     buffer.writeScalar(fScale);
 }
+
+#ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING
+SkDownSampleImageFilter::SkDownSampleImageFilter(SkReadBuffer& buffer)
+  : INHERITED(1, buffer) {
+    fScale = buffer.readScalar();
+    buffer.validate(SkScalarIsFinite(fScale));
+}
+#endif