Minor update to address nits in review.

src/gtest/test_noteencryption.cpp

@@ -23,9 +23,9 @@ public:
 TEST(noteencryption, NotePlaintext)
 {
     using namespace libzcash;
-    auto sk = SaplingSpendingKey(uint256()).expanded_spending_key();
-    auto vk = sk.full_viewing_key();
-    auto ivk = vk.in_viewing_key();
+    auto xsk = SaplingSpendingKey(uint256()).expanded_spending_key();
+    auto fvk = xsk.full_viewing_key();
+    auto ivk = fvk.in_viewing_key();
     SaplingPaymentAddress addr = *ivk.address({0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0});
 
     std::array<unsigned char, ZC_MEMO_SIZE> memo;

src/zcash/Note.cpp

@@ -152,7 +152,7 @@ SaplingNotePlaintext::SaplingNotePlaintext(
 
 boost::optional<SaplingNote> SaplingNotePlaintext::note(const SaplingIncomingViewingKey& ivk) const
 {
-    auto addr = ivk.address( d );
+    auto addr = ivk.address(d);
     if (addr) {
         return SaplingNote(d, addr.get().pk_d, value_, rcm);
     } else {