Add output format properties to SkImageFilter::Context

src/core/SkLocalMatrixImageFilter.cpp

Index: src/core/SkLocalMatrixImageFilter.cpp
diff --git a/src/core/SkLocalMatrixImageFilter.cpp b/src/core/SkLocalMatrixImageFilter.cpp
index b4d5bb2741ead830612b99463719ac1d7cd27599..864b24b0fc8cf5098d150e9bc12c5d01746f7667 100644
--- a/src/core/SkLocalMatrixImageFilter.cpp
+++ b/src/core/SkLocalMatrixImageFilter.cpp
@@ -45,7 +45,8 @@ void SkLocalMatrixImageFilter::flatten(SkWriteBuffer& buffer) const {
 sk_sp<SkSpecialImage> SkLocalMatrixImageFilter::onFilterImage(SkSpecialImage* source,
                                                               const Context& ctx,
                                                               SkIPoint* offset) const {
-    Context localCtx(SkMatrix::Concat(ctx.ctm(), fLocalM), ctx.clipBounds(), ctx.cache());
+    Context localCtx(SkMatrix::Concat(ctx.ctm(), fLocalM), ctx.clipBounds(), ctx.cache(),
+                     ctx.outputProperties());
     return this->filterInput(0, source, localCtx, offset);
 }