Make code compile with clang_use_chrome_plugin (part II)

core/fxcrt/include/fx_xml.h

Index: core/fxcrt/include/fx_xml.h
diff --git a/core/fxcrt/include/fx_xml.h b/core/fxcrt/include/fx_xml.h
index 0e8c82b10373f2e37fadaf9b48415347a5259697..4db4998c323f9d7ef991fb3d23038b52ebfd29c8 100644
--- a/core/fxcrt/include/fx_xml.h
+++ b/core/fxcrt/include/fx_xml.h
@@ -23,13 +23,17 @@ class CXML_AttrItem {
 
 class CXML_AttrMap {
  public:
+  CXML_AttrMap();
+  ~CXML_AttrMap();
+
   const CFX_WideString* Lookup(const CFX_ByteString& space,
                                const CFX_ByteString& name) const;
+  int GetSize() const;
+  CXML_AttrItem& GetAt(int index) const;
+
   void SetAt(const CFX_ByteString& space,
              const CFX_ByteString& name,
              const CFX_WideString& value);
-  int GetSize() const;
-  CXML_AttrItem& GetAt(int index) const;
 
   std::unique_ptr<std::vector<CXML_AttrItem>> m_pMap;
 };