From 6ed297c5b418f8c9435b656b565cf48e6dcc2836 Mon Sep 17 00:00:00 2001
From: Dan Sinclair <dsinclair@chromium.org>
Date: Wed, 4 Oct 2017 10:20:45 -0400
Subject: Remove CFX_CRTFileAccess

The CFX_CRTFileAccess class was only used in one place and only provided
one method. That method was folded back into the caller and the class
removed.

Change-Id: I5e670474244a9ec037b6d099d67bd5091cac7ff4
Reviewed-on: https://pdfium-review.googlesource.com/15410
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>
---
 xfa/fgas/font/cfgas_fontmgr.cpp | 23 ++++++++++++++---------
 xfa/fgas/font/cfgas_fontmgr.h   |  4 ++--
 2 files changed, 16 insertions(+), 11 deletions(-)

(limited to 'xfa/fgas')

diff --git a/xfa/fgas/font/cfgas_fontmgr.cpp b/xfa/fgas/font/cfgas_fontmgr.cpp
index 6215766666..7beba120fa 100644
--- a/xfa/fgas/font/cfgas_fontmgr.cpp
+++ b/xfa/fgas/font/cfgas_fontmgr.cpp
@@ -692,13 +692,16 @@ bool CFX_FontSourceEnum_File::HasStartPosition() {
   return m_wsNext.GetLength() != 0;
 }
 
-RetainPtr<CFX_CRTFileAccess> CFX_FontSourceEnum_File::GetNext() {
+// <next exists, stream for next>
+std::pair<bool, RetainPtr<IFX_SeekableStream>>
+CFX_FontSourceEnum_File::GetNext() {
   if (m_wsNext.GetLength() == 0)
-    return nullptr;
+    return {false, nullptr};
 
-  auto pAccess = pdfium::MakeRetain<CFX_CRTFileAccess>(m_wsNext.AsStringView());
+  auto stream = IFX_SeekableStream::CreateFromFilename(m_wsNext.c_str(),
+                                                       FX_FILEMODE_ReadOnly);
   m_wsNext = GetNextFile().UTF8Decode();
-  return pAccess;
+  return {true, stream};
 }
 
 CFGAS_FontMgr::CFGAS_FontMgr()
@@ -735,11 +738,13 @@ bool CFGAS_FontMgr::EnumFontsFromFiles() {
   if (!m_pFontSource->HasStartPosition())
     return !m_InstalledFonts.empty();
 
-  while (RetainPtr<CFX_CRTFileAccess> pFontSource = m_pFontSource->GetNext()) {
-    RetainPtr<IFX_SeekableReadStream> pFontStream =
-        pFontSource->CreateFileStream(FX_FILEMODE_ReadOnly);
-    if (pFontStream)
-      RegisterFaces(pFontStream, nullptr);
+  bool has_next;
+  RetainPtr<IFX_SeekableStream> stream;
+  std::tie(has_next, stream) = m_pFontSource->GetNext();
+  while (has_next) {
+    if (stream)
+      RegisterFaces(stream, nullptr);
+    std::tie(has_next, stream) = m_pFontSource->GetNext();
   }
   return !m_InstalledFonts.empty();
 }
diff --git a/xfa/fgas/font/cfgas_fontmgr.h b/xfa/fgas/font/cfgas_fontmgr.h
index f1e75bad95..351b5d624c 100644
--- a/xfa/fgas/font/cfgas_fontmgr.h
+++ b/xfa/fgas/font/cfgas_fontmgr.h
@@ -11,9 +11,9 @@
 #include <map>
 #include <memory>
 #include <set>
+#include <utility>
 #include <vector>
 
-#include "core/fxcrt/cfx_crtfileaccess.h"
 #include "core/fxcrt/cfx_seekablestreamproxy.h"
 #include "core/fxcrt/fx_extension.h"
 #include "core/fxcrt/observable.h"
@@ -104,7 +104,7 @@ class CFX_FontSourceEnum_File {
   ~CFX_FontSourceEnum_File();
 
   bool HasStartPosition();
-  RetainPtr<CFX_CRTFileAccess> GetNext();
+  std::pair<bool, RetainPtr<IFX_SeekableStream>> GetNext();
 
  private:
   struct HandleParentPath {
-- 
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