Remove FX_BOOL from core

core/fxcodec/codec/fx_codec_png.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 <algorithm>
 
 #include "core/fxcodec/codec/codec_int.h"
 #include "core/fxcodec/fx_codec.h"
@@ skipping 222 matching lines @@
   return p;
 }
 
 void CCodec_PngModule::Finish(FXPNG_Context* ctx) {
   if (ctx) {
     png_destroy_read_struct(&(ctx->png_ptr), &(ctx->info_ptr), nullptr);
     ctx->m_FreeFunc(ctx);
   }
 }
 
-FX_BOOL CCodec_PngModule::Input(FXPNG_Context* ctx,
-                                const uint8_t* src_buf,
-                                uint32_t src_size,
-                                CFX_DIBAttribute* pAttribute) {
+bool CCodec_PngModule::Input(FXPNG_Context* ctx,
+                             const uint8_t* src_buf,
+                             uint32_t src_size,
+                             CFX_DIBAttribute* pAttribute) {
   if (setjmp(png_jmpbuf(ctx->png_ptr))) {
     if (pAttribute &&
         0 == FXSYS_strcmp(m_szLastError, "Read Header Callback Error")) {
       _png_load_bmp_attribute(ctx->png_ptr, ctx->info_ptr, pAttribute);
     }
-    return FALSE;
+    return false;
   }
   png_process_data(ctx->png_ptr, ctx->info_ptr, (uint8_t*)src_buf, src_size);
-  return TRUE;
+  return true;
 }