Add a CFX_XMLDocument class.

This CL adds a CFX_XMLDocument to act as the XML node container. All
nodes are now owned by the document and the document is returned by the
CFX_XMLParser.

Classes which parse XML files now store the document instead of the root
node.

BUG: chromium:835636
Change-Id: I1e07d6115cf14714911d6fd4c3fa920c94fd5faf
Reviewed-on: https://pdfium-review.googlesource.com/31313
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

1 files changed, 3 insertions, 2 deletions

diff --git a/xfa/fxfa/parser/cxfa_xmllocale.h b/xfa/fxfa/parser/cxfa_xmllocale.h
index 757c5349d4..de3de41a90 100644
--- a/xfa/fxfa/parser/cxfa_xmllocale.h
+++ b/xfa/fxfa/parser/cxfa_xmllocale.h
@@ -13,13 +13,14 @@
 #include "third_party/base/ptr_util.h"
 #include "third_party/base/span.h"
 
+class CFX_XMLDocument;
 class CFX_XMLElement;
 
 class CXFA_XMLLocale : public LocaleIface {
  public:
   static std::unique_ptr<CXFA_XMLLocale> Create(pdfium::span<uint8_t> data);
 
-  explicit CXFA_XMLLocale(std::unique_ptr<CFX_XMLElement> root,
+  explicit CXFA_XMLLocale(std::unique_ptr<CFX_XMLDocument> root,
                           CFX_XMLElement* locale);
   ~CXFA_XMLLocale() override;
 
@@ -49,7 +50,7 @@ class CXFA_XMLLocale : public LocaleIface {
                                size_t index,
                                bool bAbbr) const;
 
-  std::unique_ptr<CFX_XMLElement> xml_root_;
+  std::unique_ptr<CFX_XMLDocument> xml_doc_;
   UnownedPtr<CFX_XMLElement> locale_;
 };