Get rid of NULLs in core/

core/fxcrt/fxcrt_windows.cpp

Index: core/fxcrt/fxcrt_windows.cpp
diff --git a/core/fxcrt/fxcrt_windows.cpp b/core/fxcrt/fxcrt_windows.cpp
index d4b4e50c2c24cc5bcfc8052ad608e060f9881f65..702890006a95108882a2a9241850ac727ff52b84 100644
--- a/core/fxcrt/fxcrt_windows.cpp
+++ b/core/fxcrt/fxcrt_windows.cpp
@@ -52,10 +52,9 @@ FX_BOOL CFXCRT_FileAccess_Win64::Open(const CFX_ByteStringC& fileName,
   FXCRT_Windows_GetFileMode(dwMode, dwAccess, dwShare, dwCreation);
   m_hFile = ::CreateFileA(fileName.c_str(), dwAccess, dwShare, NULL, dwCreation,
                           FILE_ATTRIBUTE_NORMAL, NULL);
-  if (m_hFile == INVALID_HANDLE_VALUE) {
+  if (m_hFile == INVALID_HANDLE_VALUE)
     m_hFile = NULL;
-  }
-  return m_hFile != NULL;
+  return !!m_hFile;
 }
 FX_BOOL CFXCRT_FileAccess_Win64::Open(const CFX_WideStringC& fileName,
                                       uint32_t dwMode) {
@@ -66,10 +65,9 @@ FX_BOOL CFXCRT_FileAccess_Win64::Open(const CFX_WideStringC& fileName,
   FXCRT_Windows_GetFileMode(dwMode, dwAccess, dwShare, dwCreation);
   m_hFile = ::CreateFileW((LPCWSTR)fileName.c_str(), dwAccess, dwShare, NULL,
                           dwCreation, FILE_ATTRIBUTE_NORMAL, NULL);
-  if (m_hFile == INVALID_HANDLE_VALUE) {
+  if (m_hFile == INVALID_HANDLE_VALUE)
     m_hFile = NULL;
-  }
-  return m_hFile != NULL;
+  return !!m_hFile;
 }
 void CFXCRT_FileAccess_Win64::Close() {
   if (!m_hFile) {