Fix some FX_BOOL / int noise in fxcrt.

core/fxcrt/fxcrt_posix.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "core/fxcrt/fxcrt_posix.h"
 
 #include "core/fxcrt/fx_basic.h"
 
@@ skipping 18 matching lines @@
     if (dwModes & FX_FILEMODE_Truncate) {
       nFlags |= O_TRUNC;
     }
     nMasks = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
   }
 }
 CFXCRT_FileAccess_Posix::CFXCRT_FileAccess_Posix() : m_nFD(-1) {}
 CFXCRT_FileAccess_Posix::~CFXCRT_FileAccess_Posix() {
   Close();
 }
-FX_BOOL CFXCRT_FileAccess_Posix::Open(const CFX_ByteStringC& fileName,
-                                      uint32_t dwMode) {
-  if (m_nFD > -1) {
-    return FALSE;
-  }
-  int32_t nFlags, nMasks;
+
+bool CFXCRT_FileAccess_Posix::Open(const CFX_ByteStringC& fileName,
+                                   uint32_t dwMode) {
+  if (m_nFD > -1)
+    return false;
+
+  int32_t nFlags;
+  int32_t nMasks;
   FXCRT_Posix_GetFileMode(dwMode, nFlags, nMasks);
   m_nFD = open(fileName.c_str(), nFlags, nMasks);
   return m_nFD > -1;
 }
-FX_BOOL CFXCRT_FileAccess_Posix::Open(const CFX_WideStringC& fileName,
-                                      uint32_t dwMode) {
+
+bool CFXCRT_FileAccess_Posix::Open(const CFX_WideStringC& fileName,
+                                   uint32_t dwMode) {
   return Open(FX_UTF8Encode(fileName).AsStringC(), dwMode);
 }
+
 void CFXCRT_FileAccess_Posix::Close() {
   if (m_nFD < 0) {
     return;
   }
   close(m_nFD);
   m_nFD = -1;
 }
 FX_FILESIZE CFXCRT_FileAccess_Posix::GetSize() const {
   if (m_nFD < 0) {
     return 0;
@@ skipping 45 matching lines @@
                                          size_t szBuffer,
                                          FX_FILESIZE pos) {
   if (m_nFD < 0) {
     return 0;
   }
   if (SetPosition(pos) == (FX_FILESIZE)-1) {
     return 0;
   }
   return Write(pBuffer, szBuffer);
 }
-FX_BOOL CFXCRT_FileAccess_Posix::Flush() {
-  if (m_nFD < 0) {
-    return FALSE;
-  }
+
+bool CFXCRT_FileAccess_Posix::Flush() {
+  if (m_nFD < 0)
+    return false;
+
   return fsync(m_nFD) > -1;
 }
-FX_BOOL CFXCRT_FileAccess_Posix::Truncate(FX_FILESIZE szFile) {
-  if (m_nFD < 0) {
-    return FALSE;
-  }
+
+bool CFXCRT_FileAccess_Posix::Truncate(FX_FILESIZE szFile) {
+  if (m_nFD < 0)
+    return false;
+
   return !ftruncate(m_nFD, szFile);
 }
 
 #endif