Remove duplicated charset definitions

fpdfsdk/cfx_systemhandler.cpp

 // Copyright 2016 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 "fpdfsdk/cfx_systemhandler.h"
 
 #include <memory>
 
 #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
 #include "core/fxge/include/cfx_fontmapper.h"
 #include "core/fxge/include/cfx_fontmgr.h"
 #include "core/fxge/include/cfx_gemodule.h"
 #include "fpdfsdk/formfiller/cffl_formfiller.h"
 #include "fpdfsdk/include/cpdfsdk_annot.h"
 #include "fpdfsdk/include/cpdfsdk_document.h"
 #include "fpdfsdk/include/cpdfsdk_environment.h"
 #include "fpdfsdk/include/cpdfsdk_pageview.h"
 #include "fpdfsdk/include/cpdfsdk_widget.h"
 
 namespace {
 
 int CharSet2CP(int charset) {
   if (charset == FXFONT_SHIFTJIS_CHARSET)
     return 932;
   if (charset == FXFONT_GB2312_CHARSET)
     return 936;
-  if (charset == FXFONT_HANGEUL_CHARSET)
+  if (charset == FXFONT_HANGUL_CHARSET)
     return 949;
   if (charset == FXFONT_CHINESEBIG5_CHARSET)
     return 950;
   return 0;
 }
 
 }  // namespace
 
 void CFX_SystemHandler::InvalidateRect(CPDFSDK_Widget* widget, FX_RECT rect) {
   CPDFSDK_PageView* pPageView = widget->GetPageView();
@@ skipping 94 matching lines @@
   return !!m_pEnv->IsSHIFTKeyDown(nFlag);
 }
 
 bool CFX_SystemHandler::IsCTRLKeyDown(uint32_t nFlag) const {
   return !!m_pEnv->IsCTRLKeyDown(nFlag);
 }
 
 bool CFX_SystemHandler::IsALTKeyDown(uint32_t nFlag) const {
   return !!m_pEnv->IsALTKeyDown(nFlag);
 }