Remove foo != NULL checks in xfa/src/fxbarcode.

xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp

Index: xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
diff --git a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp b/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
index 2e059acf37e00e4741569f10799b86949bbc30f1..0914981c8788b78e5ba38f87cd0264543a9672c3 100644
--- a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
+++ b/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
@@ -60,14 +60,8 @@ void CBC_ReedSolomonGF256::Init() {
   m_one = new CBC_ReedSolomonGF256Poly(this, 1);
 }
 CBC_ReedSolomonGF256::~CBC_ReedSolomonGF256() {
-  if (m_zero != NULL) {
-    delete m_zero;
-    m_zero = NULL;
-  }
-  if (m_one != NULL) {
-    delete m_one;
-    m_one = NULL;
-  }
+  delete m_zero;
+  delete m_one;
 }
 CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::GetZero() {
   return m_zero;