Replace std::unique_ptr.reset() with WrapUnique assignment.

fpdfsdk/fpdfxfa/fpdfxfa_page.cpp

Index: fpdfsdk/fpdfxfa/fpdfxfa_page.cpp
diff --git a/fpdfsdk/fpdfxfa/fpdfxfa_page.cpp b/fpdfsdk/fpdfxfa/fpdfxfa_page.cpp
index 451175a9a470b8ef08d8f8c9b9d3117b1bc57f42..3567524c6533683d2ce93b5ba3bc58907d5a2ccf 100644
--- a/fpdfsdk/fpdfxfa/fpdfxfa_page.cpp
+++ b/fpdfsdk/fpdfxfa/fpdfxfa_page.cpp
@@ -39,7 +39,7 @@ FX_BOOL CPDFXFA_Page::LoadPDFPage() {
     return FALSE;
 
   if (!m_pPDFPage || m_pPDFPage->m_pFormDict != pDict) {
-    m_pPDFPage.reset(new CPDF_Page(pPDFDoc, pDict, true));
+    m_pPDFPage = WrapUnique(new CPDF_Page(pPDFDoc, pDict, true));
     m_pPDFPage->ParseContent();
   }
   return TRUE;
@@ -87,7 +87,8 @@ FX_BOOL CPDFXFA_Page::LoadPDFPage(CPDF_Dictionary* pageDict) {
   if (!m_pDocument || m_iPageIndex < 0 || !pageDict)
     return FALSE;
 
-  m_pPDFPage.reset(new CPDF_Page(m_pDocument->GetPDFDoc(), pageDict, true));
+  m_pPDFPage =
+      WrapUnique(new CPDF_Page(m_pDocument->GetPDFDoc(), pageDict, true));
   m_pPDFPage->ParseContent();
   return TRUE;
 }