From 1a3e186e975aa8eb6a6e42f2626b6f8ca980db19 Mon Sep 17 00:00:00 2001
From: Tom Sepez <tsepez@chromium.org>
Date: Tue, 21 Aug 2018 22:56:37 +0000
Subject: Use UnownedPtr<> in xfa_resolvenode_rs.h

Change-Id: I4420fbf7402a8b08e33ca525e98690643d59efdf
Reviewed-on: https://pdfium-review.googlesource.com/40930
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>
---
 xfa/fxfa/cxfa_ffdocview.cpp          |  2 +-
 xfa/fxfa/parser/cxfa_document.cpp    |  9 +++++----
 xfa/fxfa/parser/cxfa_document.h      |  4 +++-
 xfa/fxfa/parser/xfa_resolvenode_rs.h | 18 +++++++-----------
 4 files changed, 16 insertions(+), 17 deletions(-)

(limited to 'xfa/fxfa')

diff --git a/xfa/fxfa/cxfa_ffdocview.cpp b/xfa/fxfa/cxfa_ffdocview.cpp
index 46b5710242..affdca2b6e 100644
--- a/xfa/fxfa/cxfa_ffdocview.cpp
+++ b/xfa/fxfa/cxfa_ffdocview.cpp
@@ -622,7 +622,7 @@ void CXFA_FFDocView::RunBindItems() {
     WideString wsValue;
     WideString wsLabel;
     uint32_t uValueHash = FX_HashCode_GetW(wsValueRef.AsStringView(), false);
-    for (CXFA_Object* refObject : rs.objects) {
+    for (auto& refObject : rs.objects) {
       CXFA_Node* refNode = refObject->AsNode();
       if (!refNode)
         continue;
diff --git a/xfa/fxfa/parser/cxfa_document.cpp b/xfa/fxfa/parser/cxfa_document.cpp
index d42bfb5601..72bba2aeb0 100644
--- a/xfa/fxfa/parser/cxfa_document.cpp
+++ b/xfa/fxfa/parser/cxfa_document.cpp
@@ -360,7 +360,8 @@ CXFA_Node* FindDataRefDataNode(CXFA_Document* pDocument,
   }
 
   if (rs.dwFlags == XFA_ResolveNode_RSType_CreateNodeOne) {
-    CXFA_Object* pObject = !rs.objects.empty() ? rs.objects.front() : nullptr;
+    CXFA_Object* pObject =
+        !rs.objects.empty() ? rs.objects.front().Get() : nullptr;
     CXFA_Node* pNode = ToNode(pObject);
     return (bForceBind || !pNode || !pNode->HasBindItem()) ? pNode : nullptr;
   }
@@ -1200,7 +1201,7 @@ void UpdateBindingRelations(CXFA_Document* pDocument,
           pDocument->GetScriptContext()->ResolveObjects(
               pDataScope, wsRef.AsStringView(), &rs, dFlags, pTemplateNode);
           CXFA_Object* pObject =
-              !rs.objects.empty() ? rs.objects.front() : nullptr;
+              !rs.objects.empty() ? rs.objects.front().Get() : nullptr;
           pDataNode = ToNode(pObject);
           if (pDataNode) {
             CreateDataBinding(pFormNode, pDataNode,
@@ -1618,8 +1619,8 @@ void CXFA_Document::DataMerge_UpdateBindingRelations(
 }
 
 CXFA_Node* CXFA_Document::GetNotBindNode(
-    const std::vector<CXFA_Object*>& arrayObjects) const {
-  for (CXFA_Object* pObject : arrayObjects) {
+    const std::vector<UnownedPtr<CXFA_Object>>& arrayObjects) const {
+  for (auto& pObject : arrayObjects) {
     CXFA_Node* pNode = pObject->AsNode();
     if (pNode && !pNode->HasBindItem())
       return pNode;
diff --git a/xfa/fxfa/parser/cxfa_document.h b/xfa/fxfa/parser/cxfa_document.h
index 5260b1873f..590a4cf12a 100644
--- a/xfa/fxfa/parser/cxfa_document.h
+++ b/xfa/fxfa/parser/cxfa_document.h
@@ -11,6 +11,7 @@
 #include <memory>
 #include <vector>
 
+#include "core/fxcrt/unowned_ptr.h"
 #include "xfa/fxfa/fxfa.h"
 #include "xfa/fxfa/parser/cxfa_localemgr.h"
 #include "xfa/fxfa/parser/cxfa_nodeowner.h"
@@ -65,7 +66,8 @@ class CXFA_Document : public CXFA_NodeOwner {
   CXFA_LocaleMgr* GetLocaleMgr();
   CXFA_Object* GetXFAObject(XFA_HashCode wsNodeNameHash);
   CXFA_Node* GetNodeByID(CXFA_Node* pRoot, const WideStringView& wsID) const;
-  CXFA_Node* GetNotBindNode(const std::vector<CXFA_Object*>& arrayNodes) const;
+  CXFA_Node* GetNotBindNode(
+      const std::vector<UnownedPtr<CXFA_Object>>& arrayNodes) const;
   CXFA_LayoutProcessor* GetLayoutProcessor();
   CFXJSE_Engine* GetScriptContext() const;
 
diff --git a/xfa/fxfa/parser/xfa_resolvenode_rs.h b/xfa/fxfa/parser/xfa_resolvenode_rs.h
index 86960abecc..7039c61ee9 100644
--- a/xfa/fxfa/parser/xfa_resolvenode_rs.h
+++ b/xfa/fxfa/parser/xfa_resolvenode_rs.h
@@ -7,13 +7,10 @@
 #ifndef XFA_FXFA_PARSER_XFA_RESOLVENODE_RS_H_
 #define XFA_FXFA_PARSER_XFA_RESOLVENODE_RS_H_
 
-#include <memory>
-#include <utility>
 #include <vector>
 
-#include "fxjs/cfxjse_value.h"
-#include "third_party/base/ptr_util.h"
-#include "xfa/fxfa/fxfa.h"
+#include "core/fxcrt/unowned_ptr.h"
+#include "fxjs/xfa/cjx_object.h"
 #include "xfa/fxfa/parser/cxfa_object.h"
 
 #define XFA_RESOLVENODE_Children 0x0001
@@ -40,14 +37,13 @@ struct XFA_RESOLVENODE_RS {
   XFA_RESOLVENODE_RS();
   ~XFA_RESOLVENODE_RS();
 
-  std::vector<CXFA_Object*> objects;  // Not owned.
-  XFA_ResolveNode_RSType dwFlags;
-  const XFA_SCRIPTATTRIBUTEINFO* pScriptAttribute;
+  XFA_ResolveNode_RSType dwFlags = XFA_ResolveNode_RSType_Nodes;
+  std::vector<UnownedPtr<CXFA_Object>> objects;
+  UnownedPtr<const XFA_SCRIPTATTRIBUTEINFO> pScriptAttribute;
 };
 
-inline XFA_RESOLVENODE_RS::XFA_RESOLVENODE_RS()
-    : dwFlags(XFA_ResolveNode_RSType_Nodes), pScriptAttribute(nullptr) {}
+inline XFA_RESOLVENODE_RS::XFA_RESOLVENODE_RS() = default;
 
-inline XFA_RESOLVENODE_RS::~XFA_RESOLVENODE_RS() {}
+inline XFA_RESOLVENODE_RS::~XFA_RESOLVENODE_RS() = default;
 
 #endif  // XFA_FXFA_PARSER_XFA_RESOLVENODE_RS_H_
-- 
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