Bug fix: we're using SkPMColor methods on SkColor

src/opts/SkPMFloat_none.h

Index: src/opts/SkPMFloat_none.h
diff --git a/src/opts/SkPMFloat_none.h b/src/opts/SkPMFloat_none.h
index 42446e6ac3195836c7cbae5300023804fc3f037d..adc0bde3b0040f4b2f5527dd86a9e4582b537e47 100644
--- a/src/opts/SkPMFloat_none.h
+++ b/src/opts/SkPMFloat_none.h
@@ -37,9 +37,9 @@ inline Sk4f SkPMFloat::alphas() const {
 inline SkPMFloat SkPMFloat::FromBGRx(SkColor c) {
   float inv255 = 1.0f / 255;
   SkPMFloat pmf = SkPMFloat::FromARGB(1.0f,
-                                      SkGetPackedR32(c) * inv255,
-                                      SkGetPackedG32(c) * inv255,
-                                      SkGetPackedB32(c) * inv255);
+                                      SkColorGetR(c) * inv255,
+                                      SkColorGetG(c) * inv255,
+                                      SkColorGetB(c) * inv255);
   SkASSERT(pmf.isValid());
   return pmf;
 }