Use std::vector as internal storage for CPDF_Array

core/fpdfapi/fpdf_font/cpdf_type3font.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_type3font.h"
 
 #include "core/fpdfapi/fpdf_font/cpdf_type3char.h"
 #include "core/fpdfapi/fpdf_page/include/cpdf_form.h"
@@ skipping 39 matching lines @@
   CPDF_Array* pBBox = m_pFontDict->GetArrayBy("FontBBox");
   if (pBBox) {
     m_FontBBox.left = (int32_t)(pBBox->GetNumberAt(0) * xscale * 1000);
     m_FontBBox.bottom = (int32_t)(pBBox->GetNumberAt(1) * yscale * 1000);
     m_FontBBox.right = (int32_t)(pBBox->GetNumberAt(2) * xscale * 1000);
     m_FontBBox.top = (int32_t)(pBBox->GetNumberAt(3) * yscale * 1000);
   }
   int StartChar = m_pFontDict->GetIntegerBy("FirstChar");
   CPDF_Array* pWidthArray = m_pFontDict->GetArrayBy("Widths");
   if (pWidthArray && (StartChar >= 0 && StartChar < 256)) {
-    uint32_t count = pWidthArray->GetCount();
-    if (count > 256) {
+    size_t count = pWidthArray->GetCount();
+    if (count > 256)
       count = 256;
-    }
-    if (StartChar + count > 256) {
+    if (StartChar + count > 256)
       count = 256 - StartChar;
-    }
-    for (uint32_t i = 0; i < count; i++) {
+    for (size_t i = 0; i < count; i++) {
       m_CharWidthL[StartChar + i] =
           FXSYS_round(pWidthArray->GetNumberAt(i) * xscale * 1000);
     }
   }
   m_pCharProcs = m_pFontDict->GetDictBy("CharProcs");
   CPDF_Object* pEncoding = m_pFontDict->GetDirectObjectBy("Encoding");
   if (pEncoding) {
     LoadPDFEncoding(pEncoding, m_BaseEncoding, m_pCharNames, FALSE, FALSE);
     if (m_pCharNames) {
       for (int i = 0; i < 256; i++) {
@@ skipping 75 matching lines @@
     return m_CharWidthL[charcode];
 
   const CPDF_Type3Char* pChar = LoadChar(charcode, level);
   return pChar ? pChar->m_Width : 0;
 }
 
 FX_RECT CPDF_Type3Font::GetCharBBox(uint32_t charcode, int level) {
   const CPDF_Type3Char* pChar = LoadChar(charcode, level);
   return pChar ? pChar->m_BBox : FX_RECT();
 }