From 4bd3a815393b3a6b2d9840fdd1de121deceb7b12 Mon Sep 17 00:00:00 2001
From: Tom Sepez <tsepez@chromium.org>
Date: Tue, 26 Jun 2018 20:49:30 +0000
Subject: Use unowned ptr in CPDF_Cmap

Change-Id: Id6551957405605cf273d5d100b6db9c27ecc6e7c
Reviewed-on: https://pdfium-review.googlesource.com/36131
Reviewed-by: dsinclair <dsinclair@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>
---
 core/fpdfapi/font/cpdf_cmap.cpp | 2 +-
 core/fpdfapi/font/cpdf_cmap.h   | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/core/fpdfapi/font/cpdf_cmap.cpp b/core/fpdfapi/font/cpdf_cmap.cpp
index d6b4264b6b..c761959d8b 100644
--- a/core/fpdfapi/font/cpdf_cmap.cpp
+++ b/core/fpdfapi/font/cpdf_cmap.cpp
@@ -317,7 +317,7 @@ uint16_t CPDF_CMap::CIDFromCharCode(uint32_t charcode) const {
     return static_cast<uint16_t>(charcode);
 
   if (m_pEmbedMap)
-    return FPDFAPI_CIDFromCharCode(m_pEmbedMap, charcode);
+    return FPDFAPI_CIDFromCharCode(m_pEmbedMap.Get(), charcode);
 
   if (m_DirectCharcodeToCIDTable.empty())
     return static_cast<uint16_t>(charcode);
diff --git a/core/fpdfapi/font/cpdf_cmap.h b/core/fpdfapi/font/cpdf_cmap.h
index 96ccf02c0b..781f0f9439 100644
--- a/core/fpdfapi/font/cpdf_cmap.h
+++ b/core/fpdfapi/font/cpdf_cmap.h
@@ -73,7 +73,7 @@ class CPDF_CMap : public Retainable {
   }
 
   int GetCoding() const { return m_Coding; }
-  const FXCMAP_CMap* GetEmbedMap() const { return m_pEmbedMap; }
+  const FXCMAP_CMap* GetEmbedMap() const { return m_pEmbedMap.Get(); }
   CIDSet GetCharset() const { return m_Charset; }
   void SetCharset(CIDSet set) { m_Charset = set; }
 
@@ -98,7 +98,7 @@ class CPDF_CMap : public Retainable {
   std::vector<CodeRange> m_MixedFourByteLeadingRanges;
   std::vector<uint16_t> m_DirectCharcodeToCIDTable;
   std::vector<CIDRange> m_AdditionalCharcodeToCIDMappings;
-  const FXCMAP_CMap* m_pEmbedMap;
+  UnownedPtr<const FXCMAP_CMap> m_pEmbedMap;
 };
 
 #endif  // CORE_FPDFAPI_FONT_CPDF_CMAP_H_
-- 
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