Mark CFX_XMLNode pointers as const in various places.

Change-Id: I86c6f7526e2ef4c3e8de30ebaff223095ee70fc4
Reviewed-on: https://pdfium-review.googlesource.com/40811
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Ryan Harrison <rharrison@chromium.org>

1 files changed, 11 insertions, 7 deletions

diff --git a/xfa/fxfa/cxfa_textparser.h b/xfa/fxfa/cxfa_textparser.h
index 70c153bfab..842eba74fa 100644
--- a/xfa/fxfa/cxfa_textparser.h
+++ b/xfa/fxfa/cxfa_textparser.h
@@ -33,12 +33,13 @@ class CXFA_TextParser {
   virtual ~CXFA_TextParser();
 
   void Reset();
-  void DoParse(CFX_XMLNode* pXMLContainer, CXFA_TextProvider* pTextProvider);
+  void DoParse(const CFX_XMLNode* pXMLContainer,
+               CXFA_TextProvider* pTextProvider);
 
   RetainPtr<CFX_CSSComputedStyle> CreateRootStyle(
       CXFA_TextProvider* pTextProvider);
   RetainPtr<CFX_CSSComputedStyle> ComputeStyle(
-      CFX_XMLNode* pXMLNode,
+      const CFX_XMLNode* pXMLNode,
       CFX_CSSComputedStyle* pParentStyle);
 
   bool IsParsed() const { return m_bParsed; }
@@ -60,7 +61,7 @@ class CXFA_TextParser {
 
   int32_t GetHorScale(CXFA_TextProvider* pTextProvider,
                       CFX_CSSComputedStyle* pStyle,
-                      CFX_XMLNode* pXMLNode) const;
+                      const CFX_XMLNode* pXMLNode) const;
   int32_t GetVerScale(CXFA_TextProvider* pTextProvider,
                       CFX_CSSComputedStyle* pStyle) const;
 
@@ -82,7 +83,7 @@ class CXFA_TextParser {
 
   Optional<WideString> GetEmbeddedObj(const CXFA_TextProvider* pTextProvider,
                                       const CFX_XMLNode* pXMLNode);
-  CXFA_TextParseContext* GetParseContextFromMap(CFX_XMLNode* pXMLNode);
+  CXFA_TextParseContext* GetParseContextFromMap(const CFX_XMLNode* pXMLNode);
 
  protected:
   bool TagValidate(const WideString& str) const;
@@ -112,9 +113,12 @@ class CXFA_TextParser {
     std::map<WideString, WideString> m_Attributes;
   };
 
+  // static
+  std::unique_ptr<TagProvider> ParseTagInfo(const CFX_XMLNode* pXMLNode);
+
   void InitCSSData(CXFA_TextProvider* pTextProvider);
-  void ParseRichText(CFX_XMLNode* pXMLNode, CFX_CSSComputedStyle* pParentStyle);
-  std::unique_ptr<TagProvider> ParseTagInfo(CFX_XMLNode* pXMLNode);
+  void ParseRichText(const CFX_XMLNode* pXMLNode,
+                     CFX_CSSComputedStyle* pParentStyle);
   std::unique_ptr<CFX_CSSStyleSheet> LoadDefaultSheetStyle();
   RetainPtr<CFX_CSSComputedStyle> CreateStyle(
       CFX_CSSComputedStyle* pParentStyle);
@@ -122,7 +126,7 @@ class CXFA_TextParser {
   bool m_bParsed;
   bool m_cssInitialized;
   std::unique_ptr<CFX_CSSStyleSelector> m_pSelector;
-  std::map<CFX_XMLNode*, std::unique_ptr<CXFA_TextParseContext>>
+  std::map<const CFX_XMLNode*, std::unique_ptr<CXFA_TextParseContext>>
       m_mapXMLNodeToParseContext;
 };