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

core/fpdfapi/fpdf_page/fpdf_page_func.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 "core/fpdfapi/fpdf_page/pageint.h"
 
 #include <limits.h>
 
@@ skipping 758 matching lines @@
   CPDF_Array* pArray = pDict->GetArrayBy("Functions");
   if (!pArray) {
     return FALSE;
   }
   uint32_t nSubs = pArray->GetCount();
   if (nSubs == 0) {
     return FALSE;
   }
   m_nOutputs = 0;
   for (uint32_t i = 0; i < nSubs; i++) {
-    CPDF_Object* pSub = pArray->GetElementValue(i);
+    CPDF_Object* pSub = pArray->GetDirectObjectAt(i);
     if (pSub == pObj) {
       return FALSE;
     }
     std::unique_ptr<CPDF_Function> pFunc(CPDF_Function::Load(pSub));
     if (!pFunc) {
       return FALSE;
     }
     // Check that the input dimensionality is 1, and that all output
     // dimensionalities are the same.
     if (pFunc->CountInputs() != kRequiredNumInputs) {
@@ skipping 143 matching lines @@
     for (int i = 0; i < m_nOutputs; i++) {
       if (results[i] < m_pRanges[i * 2]) {
         results[i] = m_pRanges[i * 2];
       } else if (results[i] > m_pRanges[i * 2 + 1]) {
         results[i] = m_pRanges[i * 2 + 1];
       }
     }
   }
   return TRUE;
 }