Remove unused compound return from CJX_Object::GetPropertyInternal().

Change-Id: I97fa07067ca11ffacea32157eb543a53c5ea7af8
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/94351
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>

fxjs/xfa/cjx_object.cpp

diff --git a/fxjs/xfa/cjx_object.cpp b/fxjs/xfa/cjx_object.cpp
index 1449cab..b02bd3a 100644
--- a/fxjs/xfa/cjx_object.cpp
+++ b/fxjs/xfa/cjx_object.cpp
@@ -8,6 +8,7 @@
 
 #include <set>
 #include <tuple>
+#include <utility>
 
 #include "core/fxcrt/fx_extension.h"
 #include "core/fxcrt/fx_memory.h"
@@ -784,10 +785,9 @@
   return element->GetNamespaceURI();
 }
 
-std::pair<CXFA_Node*, int32_t> CJX_Object::GetPropertyInternal(
-    int32_t index,
-    XFA_Element eProperty) const {
-  return GetXFANode()->GetProperty(index, eProperty);
+CXFA_Node* CJX_Object::GetPropertyInternal(int32_t index,
+                                           XFA_Element eProperty) const {
+  return GetXFANode()->GetProperty(index, eProperty).first;
 }
 
 CXFA_Node* CJX_Object::GetOrCreatePropertyInternal(int32_t index,

fxjs/xfa/cjx_object.h

diff --git a/fxjs/xfa/cjx_object.h b/fxjs/xfa/cjx_object.h
index a8d47f7..060d41c 100644
--- a/fxjs/xfa/cjx_object.h
+++ b/fxjs/xfa/cjx_object.h
@@ -9,7 +9,6 @@
 
 #include <map>
 #include <memory>
-#include <utility>
 #include <vector>
 
 #include "core/fxcrt/widestring.h"
@@ -144,10 +143,7 @@
 
   template <typename T>
   T* GetProperty(int32_t index, XFA_Element eType) const {
-    CXFA_Node* node;
-    int32_t count;
-    std::tie(node, count) = GetPropertyInternal(index, eType);
-    return static_cast<T*>(node);
+    return static_cast<T*>(GetPropertyInternal(index, eType));
   }
   template <typename T>
   T* GetOrCreateProperty(int32_t index, XFA_Element eType) {
@@ -248,8 +244,7 @@
   using Type__ = CJX_Object;
   static const TypeTag static_type__ = TypeTag::Object;
 
-  std::pair<CXFA_Node*, int32_t> GetPropertyInternal(int32_t index,
-                                                     XFA_Element eType) const;
+  CXFA_Node* GetPropertyInternal(int32_t index, XFA_Element eType) const;
   CXFA_Node* GetOrCreatePropertyInternal(int32_t index, XFA_Element eType);
 
   void OnChanging(XFA_Attribute eAttr);