Fix relative includes within core/

core/src/fxcrt/fxcrt_windows.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 "../../include/fxcrt/fx_string.h"
 #include "fxcrt_windows.h"
 
+#include "core/include/fxcrt/fx_string.h"
+
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
 FX_BOOL FX_File_Exist(const CFX_ByteStringC& fileName) {
   FX_DWORD dwAttri = ::GetFileAttributesA(fileName.GetCStr());
   if (dwAttri == -1) {
     return FALSE;
   }
   return (dwAttri & FILE_ATTRIBUTE_DIRECTORY) == 0;
 }
 FX_BOOL FX_File_Exist(const CFX_WideStringC& fileName) {
   FX_DWORD dwAttri = ::GetFileAttributesW((LPCWSTR)fileName.GetPtr());
@@ skipping 180 matching lines @@
 FX_BOOL FX_File_Move(const CFX_ByteStringC& fileNameSrc,
                      const CFX_ByteStringC& fileNameDst) {
   return ::MoveFileA(fileNameSrc.GetCStr(), fileNameDst.GetCStr());
 }
 FX_BOOL FX_File_Move(const CFX_WideStringC& fileNameSrc,
                      const CFX_WideStringC& fileNameDst) {
   return ::MoveFileW((LPCWSTR)fileNameSrc.GetPtr(),
                      (LPCWSTR)fileNameDst.GetPtr());
 }
 #endif