Rename GetElementValue() to GetDirectObject{By,At}().

core/fpdfapi/fpdf_font/cpdf_simplefont.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 "core/fpdfapi/fpdf_font/cpdf_simplefont.h"
 
 #include "core/fpdfapi/fpdf_font/font_int.h"
 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
@@ skipping 128 matching lines @@
   if (m_pFontFile) {
     if (m_BaseFont.GetLength() > 8 && m_BaseFont[7] == '+') {
       m_BaseFont = m_BaseFont.Mid(8);
     }
   } else {
     LoadSubstFont();
   }
   if (!(m_Flags & PDFFONT_SYMBOLIC)) {
     m_BaseEncoding = PDFFONT_ENCODING_STANDARD;
   }
-  CPDF_Object* pEncoding = m_pFontDict->GetElementValue("Encoding");
+  CPDF_Object* pEncoding = m_pFontDict->GetDirectObjectBy("Encoding");
   LoadPDFEncoding(pEncoding, m_BaseEncoding, m_pCharNames, m_pFontFile != NULL,
                   m_Font.IsTTFont());
   LoadGlyphMap();
   delete[] m_pCharNames;
   m_pCharNames = NULL;
   if (!m_Font.GetFace())
     return TRUE;
 
   if (m_Flags & PDFFONT_ALLCAP) {
     unsigned char lowercases[] = {'a', 'z', 0xe0, 0xf6, 0xf8, 0xfd};
@@ skipping 53 matching lines @@
     return CFX_WideString();
   return ret;
 }
 
 uint32_t CPDF_SimpleFont::CharCodeFromUnicode(FX_WCHAR unicode) const {
   uint32_t ret = CPDF_Font::CharCodeFromUnicode(unicode);
   if (ret)
     return ret;
   return m_Encoding.CharCodeFromUnicode(unicode);
 }