Update some Sk4px APIs.

src/core/SkBlitRow_D32.cpp

Index: src/core/SkBlitRow_D32.cpp
diff --git a/src/core/SkBlitRow_D32.cpp b/src/core/SkBlitRow_D32.cpp
index 07a5d875b88870f17a1e6d8cf23bfc3377ce0ae8..57d0ead2204e28f0df0091387300bf1531c5fc25 100644
--- a/src/core/SkBlitRow_D32.cpp
+++ b/src/core/SkBlitRow_D32.cpp
@@ -153,10 +153,10 @@ void SkBlitRow::Color32(SkPMColor dst[], const SkPMColor src[], int count, SkPMC
     invA += invA >> 7;
     SkASSERT(invA < 256);  // We've already handled alpha == 0 above.
 
-    Sk16h colorHighAndRound = Sk4px(color).widenHi() + Sk16h(128);
+    Sk16h colorHighAndRound = Sk4px::DupPMColor(color).widenHi() + Sk16h(128);
     Sk16b invA_16x(invA);
 
     Sk4px::MapSrc(count, dst, src, [&](const Sk4px& src4) -> Sk4px {
-        return src4.mulWiden(invA_16x).addNarrowHi(colorHighAndRound);
+        return (src4 * invA_16x).addNarrowHi(colorHighAndRound);
     });
 }