Make CPDF_Array take unique_ptrs

core/fpdfapi/parser/cpdf_data_avail.cpp

Index: core/fpdfapi/parser/cpdf_data_avail.cpp
diff --git a/core/fpdfapi/parser/cpdf_data_avail.cpp b/core/fpdfapi/parser/cpdf_data_avail.cpp
index c1d17a98ed9fc67d06d7e9e81a63d7cdf5f5e700..6af2da6ff0df5319e279d048de45bf881864d2d4 100644
--- a/core/fpdfapi/parser/cpdf_data_avail.cpp
+++ b/core/fpdfapi/parser/cpdf_data_avail.cpp
@@ -470,15 +470,13 @@ bool CPDF_DataAvail::CheckPage(DownloadHints* pHints) {
 
     CPDF_Array* pArray = ToArray(pObj.get());
     if (pArray) {
-      for (CPDF_Object* pArrayObj : *pArray) {
-        if (CPDF_Reference* pRef = ToReference(pArrayObj))
+      for (const auto& pArrayObj : *pArray) {
+        if (CPDF_Reference* pRef = ToReference(pArrayObj.get()))
           UnavailObjList.Add(pRef->GetRefObjNum());
       }
     }
-
-    if (!pObj->IsDictionary()) {
+    if (!pObj->IsDictionary())
       continue;
-    }
 
     CFX_ByteString type = pObj->GetDict()->GetStringFor("Type");
     if (type == "Pages") {