Use std::vector as internal storage for CPDF_Array

core/fpdfapi/fpdf_font/cpdf_type3font.cpp

Index: core/fpdfapi/fpdf_font/cpdf_type3font.cpp
diff --git a/core/fpdfapi/fpdf_font/cpdf_type3font.cpp b/core/fpdfapi/fpdf_font/cpdf_type3font.cpp
index 9f37d4adeece4341e024f302000bdc7a16825116..92f5102cdbc73c0b3444b54ac4224bb52c2112cb 100644
--- a/core/fpdfapi/fpdf_font/cpdf_type3font.cpp
+++ b/core/fpdfapi/fpdf_font/cpdf_type3font.cpp
@@ -57,14 +57,12 @@ FX_BOOL CPDF_Type3Font::Load() {
   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);
     }