Use more const pointers in CPDF_ContentMarkItem.

Transitively mark the same pointers as const in callers.

Change-Id: I1f9669b35c6d7f4b1a11c25163480bc687fbc7f8
Reviewed-on: https://pdfium-review.googlesource.com/28870
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>

1 files changed, 4 insertions, 2 deletions

diff --git a/core/fpdfapi/page/cpdf_contentmark.h b/core/fpdfapi/page/cpdf_contentmark.h
index 78a948697e..1d8b9e2515 100644
--- a/core/fpdfapi/page/cpdf_contentmark.h
+++ b/core/fpdfapi/page/cpdf_contentmark.h
@@ -25,7 +25,9 @@ class CPDF_ContentMark {
   size_t CountItems() const;
   const CPDF_ContentMarkItem& GetItem(size_t i) const;
 
-  void AddMark(const ByteString& name, CPDF_Dictionary* pDict, bool bDirect);
+  void AddMark(const ByteString& name,
+               const CPDF_Dictionary* pDict,
+               bool bDirect);
   void DeleteLastMark();
 
   bool HasRef() const { return !!m_Ref; }
@@ -42,7 +44,7 @@ class CPDF_ContentMark {
 
     int GetMarkedContentID() const;
     void AddMark(const ByteString& name,
-                 CPDF_Dictionary* pDict,
+                 const CPDF_Dictionary* pDict,
                  bool bDictNeedClone);
     void DeleteLastMark();