Make CPDF_Array take unique_ptrs

fpdfsdk/fpdfdoc_unittest.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.
 
 #include "public/fpdf_doc.h"
 
 #include <memory>
 #include <vector>
 
 #include "core/fpdfapi/cpdf_modulemgr.h"
@@ skipping 218 matching lines @@
     EXPECT_EQ(nullptr, FPDFBookmark_Find(m_pDoc.get(), title.get()));
 
     // Title with a match.
     title = GetFPDFWideString(L"Chapter 3");
     EXPECT_EQ(bookmarks[3].obj, FPDFBookmark_Find(m_pDoc.get(), title.get()));
   }
 }
 
 TEST_F(PDFDocTest, GetLocationInPage) {
   auto array = pdfium::MakeUnique<CPDF_Array>();
-  array->AddInteger(0);  // Page Index.
-  array->AddName("XYZ");
-  array->AddNumber(4);  // X
-  array->AddNumber(5);  // Y
-  array->AddNumber(6);  // Zoom.
+  array->AddNew<CPDF_Number>(0);  // Page Index.
+  array->AddNew<CPDF_Name>("XYZ");
+  array->AddNew<CPDF_Number>(4);  // X
+  array->AddNew<CPDF_Number>(5);  // Y
+  array->AddNew<CPDF_Number>(6);  // Zoom.
 
   FPDF_BOOL hasX;
   FPDF_BOOL hasY;
   FPDF_BOOL hasZoom;
   FS_FLOAT x;
   FS_FLOAT y;
   FS_FLOAT zoom;
 
   EXPECT_TRUE(FPDFDest_GetLocationInPage(array.get(), &hasX, &hasY, &hasZoom,
                                          &x, &y, &zoom));
   EXPECT_TRUE(hasX);
   EXPECT_TRUE(hasY);
   EXPECT_TRUE(hasZoom);
   EXPECT_EQ(4, x);
   EXPECT_EQ(5, y);
   EXPECT_EQ(6, zoom);
 
-  array->SetAt(2, new CPDF_Null);
-  array->SetAt(3, new CPDF_Null);
-  array->SetAt(4, new CPDF_Null);
+  array->SetNewAt<CPDF_Null>(2);
+  array->SetNewAt<CPDF_Null>(3);
+  array->SetNewAt<CPDF_Null>(4);
   EXPECT_TRUE(FPDFDest_GetLocationInPage(array.get(), &hasX, &hasY, &hasZoom,
                                          &x, &y, &zoom));
   EXPECT_FALSE(hasX);
   EXPECT_FALSE(hasY);
   EXPECT_FALSE(hasZoom);
 
   array = pdfium::MakeUnique<CPDF_Array>();
   EXPECT_FALSE(FPDFDest_GetLocationInPage(array.get(), &hasX, &hasY, &hasZoom,
                                           &x, &y, &zoom));
 }