From 38f6d9d1134a23d9319a4efc3ac6e3f824d2ac40 Mon Sep 17 00:00:00 2001
From: Tom Sepez <tsepez@chromium.org>
Date: Tue, 21 Mar 2017 16:15:55 -0700
Subject: Use unique_ptr in cfx_saxreader.h

Change-Id: Ia024aff32e7e6fb2d5f6454b9856518a76365de2
Reviewed-on: https://pdfium-review.googlesource.com/3142
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: dsinclair <dsinclair@chromium.org>
---
 xfa/fde/xml/cfx_saxreader.cpp |  6 +++---
 xfa/fde/xml/cfx_saxreader.h   | 10 ++++------
 2 files changed, 7 insertions(+), 9 deletions(-)

(limited to 'xfa/fde/xml')

diff --git a/xfa/fde/xml/cfx_saxreader.cpp b/xfa/fde/xml/cfx_saxreader.cpp
index 552ec5f5fe..dfef595f8d 100644
--- a/xfa/fde/xml/cfx_saxreader.cpp
+++ b/xfa/fde/xml/cfx_saxreader.cpp
@@ -156,8 +156,7 @@ void CFX_SAXReader::Reset() {
   m_iEntityStart = -1;
   m_iNameLength = 0;
   m_iDataPos = 0;
-  delete m_pCommentContext;
-  m_pCommentContext = nullptr;
+  m_pCommentContext.reset();
 }
 
 void CFX_SAXReader::Push() {
@@ -395,7 +394,7 @@ void CFX_SAXReader::ParseDeclOrComment() {
     m_eMode = CFX_SaxMode::Comment;
     GetCurrentItem()->m_eNode = CFX_SAXItem::Type::Comment;
     if (!m_pCommentContext)
-      m_pCommentContext = new CFX_SAXCommentContext;
+      m_pCommentContext = pdfium::MakeUnique<CFX_SAXCommentContext>();
     m_pCommentContext->m_iHeaderCount = 1;
     m_pCommentContext->m_iTailCount = 0;
     return;
@@ -412,6 +411,7 @@ void CFX_SAXReader::ParseComment() {
   m_dwNodePos = m_File.m_dwCur + m_File.m_dwBufIndex;
   m_eMode = CFX_SaxMode::CommentContent;
 }
+
 void CFX_SAXReader::ParseCommentContent() {
   if (m_CurByte == '-') {
     m_pCommentContext->m_iTailCount++;
diff --git a/xfa/fde/xml/cfx_saxreader.h b/xfa/fde/xml/cfx_saxreader.h
index 4e36615429..a5973c699e 100644
--- a/xfa/fde/xml/cfx_saxreader.h
+++ b/xfa/fde/xml/cfx_saxreader.h
@@ -12,7 +12,10 @@
 
 #include "core/fxcrt/fx_basic.h"
 
+class CFX_SAXCommentContext;
 class CXFA_SAXContext;
+class CXFA_SAXReaderHandler;
+enum class CFX_SaxMode;
 
 class CFX_SAXItem {
  public:
@@ -55,9 +58,6 @@ class CFX_SAXFile {
   uint32_t m_dwBufIndex;
 };
 
-class CFX_SAXCommentContext;
-enum class CFX_SaxMode;
-
 enum CFX_SaxParseMode {
   CFX_SaxParseMode_NotConvert_amp = 1 << 0,
   CFX_SaxParseMode_NotConvert_lt = 1 << 1,
@@ -68,8 +68,6 @@ enum CFX_SaxParseMode {
   CFX_SaxParseMode_NotSkipSpace = 1 << 6
 };
 
-class CXFA_SAXReaderHandler;
-
 class CFX_SAXReader {
  public:
   CFX_SAXReader();
@@ -140,7 +138,7 @@ class CFX_SAXReader {
   int32_t m_iNameSize;
   int32_t m_iNameLength;
   uint32_t m_dwParseMode;
-  CFX_SAXCommentContext* m_pCommentContext;
+  std::unique_ptr<CFX_SAXCommentContext> m_pCommentContext;
 };
 
 #endif  // XFA_FDE_XML_CFX_SAXREADER_H_
-- 
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