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

xfa/src/fxbarcode/oned/BC_OnedUPCAWriter.cpp

Index: xfa/src/fxbarcode/oned/BC_OnedUPCAWriter.cpp
diff --git a/xfa/src/fxbarcode/oned/BC_OnedUPCAWriter.cpp b/xfa/src/fxbarcode/oned/BC_OnedUPCAWriter.cpp
index 08a849f36239dbcc994b85b92056f9b98bd576e7..55c50318a53c4756bd25f99d8c53e57beafe8b13 100644
--- a/xfa/src/fxbarcode/oned/BC_OnedUPCAWriter.cpp
+++ b/xfa/src/fxbarcode/oned/BC_OnedUPCAWriter.cpp
@@ -34,10 +34,7 @@ void CBC_OnedUPCAWriter::Init() {
   m_subWriter = new CBC_OnedEAN13Writer;
 }
 CBC_OnedUPCAWriter::~CBC_OnedUPCAWriter() {
-  if (m_subWriter != NULL) {
-    delete m_subWriter;
-  }
-  m_subWriter = NULL;
+  delete m_subWriter;
 }
 FX_BOOL CBC_OnedUPCAWriter::CheckContentValidity(
     const CFX_WideStringC& contents) {
@@ -130,7 +127,7 @@ void CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
   FX_FLOAT strWidth = (FX_FLOAT)35 * multiple;
   FX_FLOAT blank = 0.0;
   CFX_FxgeDevice geBitmap;
-  if (pOutBitmap != NULL) {
+  if (pOutBitmap) {
     geBitmap.Attach(pOutBitmap);
   }
   FX_FLOAT charsWidth = 0;
@@ -181,7 +178,7 @@ void CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
   CalcTextInfo(tempStr, pCharPos + 1, m_pFont, strWidth, iFontSize, 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) {
     ge.Create((int)strWidth, iTextHeight, FXDIB_Argb);
     ge.GetBitmap()->Clear(m_backgroundColor);
     ge.DrawNormalText(iLen, pCharPos + 1, m_pFont,
@@ -193,7 +190,7 @@ void CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
     CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0,
                               (FX_FLOAT)leftPosition * m_outputHScale,
                               (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
-    if (matrix != NULL) {
+    if (matrix) {
       affine_matrix1.Concat(*matrix);
     }
     device->DrawNormalText(iLen, pCharPos + 1, m_pFont,
@@ -205,7 +202,7 @@ void CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
   iLen = tempStr.GetLength();
   charsWidth = 0.0f;
   CalcTextInfo(tempStr, pCharPos + 6, m_pFont, strWidth, iFontSize, blank);
-  if (pOutBitmap != NULL) {
+  if (pOutBitmap) {
     FX_RECT rect2(0, 0, (int)strWidth, iTextHeight);
     ge.FillRect(&rect2, m_backgroundColor);
     ge.DrawNormalText(iLen, pCharPos + 6, m_pFont,
@@ -219,7 +216,7 @@ void CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
         1.0, 0.0, 0.0, -1.0,
         (FX_FLOAT)(leftPosition + 40 * multiple) * m_outputHScale,
         (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
-    if (matrix != NULL) {
+    if (matrix) {
       affine_matrix1.Concat(*matrix);
     }
     device->DrawNormalText(iLen, pCharPos + 6, m_pFont,
@@ -234,7 +231,7 @@ void CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
     strWidth = strWidth * m_outputHScale;
   }
   CalcTextInfo(tempStr, pCharPos, m_pFont, strWidth, iFontSize, blank);
-  if (pOutBitmap != NULL) {
+  if (pOutBitmap) {
     delete ge.GetBitmap();
     ge.Create((int)strWidth, iTextHeight, FXDIB_Argb);
     ge.GetBitmap()->Clear(m_backgroundColor);
@@ -246,7 +243,7 @@ void CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
   } else {
     CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0, 0,
                               (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
-    if (matrix != NULL) {
+    if (matrix) {
       affine_matrix1.Concat(*matrix);
     }
     device->DrawNormalText(iLen, pCharPos, m_pFont,
@@ -257,7 +254,7 @@ void CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
   tempStr = str.Mid(11, 1);
   iLen = tempStr.GetLength();
   CalcTextInfo(tempStr, pCharPos + 11, m_pFont, strWidth, iFontSize, blank);
-  if (pOutBitmap != NULL) {
+  if (pOutBitmap) {
     delete ge.GetBitmap();
     ge.Create((int)strWidth, iTextHeight, FXDIB_Argb);
     ge.GetBitmap()->Clear(m_backgroundColor);
@@ -272,7 +269,7 @@ void CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
         1.0, 0.0, 0.0, -1.0,
         (FX_FLOAT)(leftPosition + 85 * multiple) * m_outputHScale,
         (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
-    if (matrix != NULL) {
+    if (matrix) {
       affine_matrix1.Concat(*matrix);
     }
     device->DrawNormalText(iLen, pCharPos + 11, m_pFont,