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

xfa/src/fxbarcode/oned/BC_OnedEAN8Writer.cpp

Index: xfa/src/fxbarcode/oned/BC_OnedEAN8Writer.cpp
diff --git a/xfa/src/fxbarcode/oned/BC_OnedEAN8Writer.cpp b/xfa/src/fxbarcode/oned/BC_OnedEAN8Writer.cpp
index f552531e6369aafcde29ffe67fcea48974ff0c23..61fe75aae3532c91e4f668f7ad8ac7491fcbe977 100644
--- a/xfa/src/fxbarcode/oned/BC_OnedEAN8Writer.cpp
+++ b/xfa/src/fxbarcode/oned/BC_OnedEAN8Writer.cpp
@@ -179,7 +179,7 @@ void CBC_OnedEAN8Writer::ShowChars(const CFX_WideStringC& contents,
   int32_t strWidth = 7 * multiple * 4;
   FX_FLOAT blank = 0.0;
   CFX_FxgeDevice geBitmap;
-  if (pOutBitmap != NULL) {
+  if (pOutBitmap) {
     geBitmap.Attach(pOutBitmap);
   }
   FX_FLOAT charsWidth = 0;
@@ -212,7 +212,7 @@ void CBC_OnedEAN8Writer::ShowChars(const CFX_WideStringC& contents,
                blank);
   CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0, (FX_FLOAT)iFontSize);
   CFX_FxgeDevice ge;
-  if (pOutBitmap != NULL) {
+  if (pOutBitmap) {
     delete ge.GetBitmap();
     ge.Create(strWidth, iTextHeight, FXDIB_Argb);
     ge.GetBitmap()->Clear(m_backgroundColor);
@@ -236,7 +236,7 @@ void CBC_OnedEAN8Writer::ShowChars(const CFX_WideStringC& contents,
   charsWidth = 0.0f;
   CalcTextInfo(tempStr, pCharPos + 4, m_pFont, (FX_FLOAT)strWidth, iFontSize,
                blank);
-  if (pOutBitmap != NULL) {
+  if (pOutBitmap) {
     delete ge.GetBitmap();
     ge.Create(strWidth, iTextHeight, FXDIB_Argb);
     ge.GetBitmap()->Clear(m_backgroundColor);
@@ -251,7 +251,7 @@ void CBC_OnedEAN8Writer::ShowChars(const CFX_WideStringC& contents,
         1.0, 0.0, 0.0, -1.0,
         (FX_FLOAT)(leftPosition + 33 * multiple) * m_outputHScale,
         (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
-    if (matrix != NULL) {
+    if (matrix) {
       affine_matrix1.Concat(*matrix);
     }
     device->DrawNormalText(iLen, pCharPos + 4, m_pFont,