Fix relative includes within core/

core/src/fxcodec/jbig2/JBig2_ArithDecoder.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 "JBig2_ArithDecoder.h"
 
-#include "../../../include/fxcrt/fx_basic.h"
 #include "JBig2_BitStream.h"
+#include "core/include/fxcrt/fx_basic.h"
 
 namespace {
 
 struct JBig2ArithQe {
   unsigned int Qe;
   unsigned int NMPS;
   unsigned int NLPS;
   unsigned int nSwitch;
 };
 
@@ skipping 122 matching lines @@
 
 void CJBig2_ArithDecoder::ReadValueA() {
   do {
     if (m_CT == 0)
       BYTEIN();
     m_A <<= 1;
     m_C <<= 1;
     --m_CT;
   } while ((m_A & kDefaultAValue) == 0);
 }