Remove NULL in xfa/

xfa/fgas/crt/fgas_system.cpp

Index: xfa/fgas/crt/fgas_system.cpp
diff --git a/xfa/fgas/crt/fgas_system.cpp b/xfa/fgas/crt/fgas_system.cpp
index 43d55b108a433840dc4cbd977cf7f0f88e7c5498..b5cabedec59fa3f8cc689d5f2650e80a42687cfd 100644
--- a/xfa/fgas/crt/fgas_system.cpp
+++ b/xfa/fgas/crt/fgas_system.cpp
@@ -23,7 +23,7 @@ inline int32_t FX_tolower(int32_t ch) {
 }  // namespace
 
 int32_t FX_wcsnicmp(const FX_WCHAR* s1, const FX_WCHAR* s2, size_t count) {
-  ASSERT(s1 != NULL && s2 != NULL && count > 0);
+  ASSERT(s1 && s2 && count > 0);
   FX_WCHAR wch1 = 0;
   FX_WCHAR wch2 = 0;
   while (count-- > 0) {
@@ -37,7 +37,7 @@ int32_t FX_wcsnicmp(const FX_WCHAR* s1, const FX_WCHAR* s2, size_t count) {
 }
 
 FX_FLOAT FX_wcstof(const FX_WCHAR* pwsStr, int32_t iLength, int32_t* pUsedLen) {
-  ASSERT(pwsStr != NULL);
+  ASSERT(pwsStr);
   if (iLength < 0) {
     iLength = FXSYS_wcslen(pwsStr);
   }