doh -- reverse check for finite

Bug: skia:
Change-Id: I7ea6e9bdf5c979dbbc61587edad5f799e9626639
Reviewed-on: https://skia-review.googlesource.com/106967
Reviewed-by: Stan Iliev <stani@google.com>
Commit-Queue: Mike Reed <reed@google.com>
diff --git a/src/effects/SkEmbossMaskFilter.cpp b/src/effects/SkEmbossMaskFilter.cpp
index 9f4a54a8b..6710250 100644
--- a/src/effects/SkEmbossMaskFilter.cpp
+++ b/src/effects/SkEmbossMaskFilter.cpp
@@ -30,7 +30,7 @@
 
     Light newLight = light;
     normalize3(newLight.fDirection, light.fDirection);
-    if (SkScalarsAreFinite(newLight.fDirection, 3)) {
+    if (!SkScalarsAreFinite(newLight.fDirection, 3)) {
         return nullptr;
     }