Handle NaN value storing in Uint8Clamped typed arrays.

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index a5b46a454a15b948d9cc649a125243d6cf1604aa..33d493ec2c67bc6dff7ea84566a4feea6db4f631 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -4171,7 +4171,8 @@ typename Traits::ElementType FixedTypedArray<Traits>::from_double(
 
 template<> inline
 uint8_t FixedTypedArray<Uint8ClampedArrayTraits>::from_double(double value) {
-  if (value < 0) return 0;
+  // Handle NaNs and less than zero values which clamp to zero.
+  if (!(value > 0)) return 0;
   if (value > 0xFF) return 0xFF;
   return static_cast<uint8_t>(lrint(value));
 }