Convert loose FX_Create* functions into static methods

Also remove a bool that is always false.

Review-Url: https://codereview.chromium.org/2539203002

4 files changed, 7 insertions, 8 deletions

diff --git a/xfa/fgas/crt/fgas_stream.cpp b/xfa/fgas/crt/fgas_stream.cpp
index c3850c00bb..73d3d0b661 100644
--- a/xfa/fgas/crt/fgas_stream.cpp
+++ b/xfa/fgas/crt/fgas_stream.cpp
@@ -1452,10 +1452,8 @@ IFX_Stream* CFX_Stream::CreateSharedStream(uint32_t dwAccess,
   return pShared;
 }
 
-IFX_SeekableReadStream* FX_CreateFileRead(IFX_Stream* pBaseStream,
-                                          bool bReleaseStream) {
-  ASSERT(pBaseStream);
-  return new CFGAS_FileRead(pBaseStream, bReleaseStream);
+IFX_SeekableReadStream* IFX_Stream::MakeSeekableReadStream() {
+  return new CFGAS_FileRead(this, false);
 }
 
 CFGAS_FileRead::CFGAS_FileRead(IFX_Stream* pStream, bool bReleaseStream)
diff --git a/xfa/fgas/crt/fgas_stream.h b/xfa/fgas/crt/fgas_stream.h
index 674007e935..413927d22f 100644
--- a/xfa/fgas/crt/fgas_stream.h
+++ b/xfa/fgas/crt/fgas_stream.h
@@ -37,6 +37,7 @@ class IFX_Stream {
                                   uint32_t dwAccess);
   static IFX_Stream* CreateTextStream(IFX_Stream* pBaseStream,
                                       bool bDeleteOnRelease);
+
   virtual ~IFX_Stream() {}
   virtual void Release() = 0;
   virtual IFX_Stream* Retain() = 0;
@@ -61,9 +62,9 @@ class IFX_Stream {
   virtual int32_t GetBOM(uint8_t bom[4]) const = 0;
   virtual uint16_t GetCodePage() const = 0;
   virtual uint16_t SetCodePage(uint16_t wCodePage) = 0;
+
+  IFX_SeekableReadStream* MakeSeekableReadStream();
 };
 
-IFX_SeekableReadStream* FX_CreateFileRead(IFX_Stream* pBaseStream,
-                                          bool bReleaseStream);
 
 #endif  // XFA_FGAS_CRT_FGAS_STREAM_H_
diff --git a/xfa/fgas/font/cfgas_fontmgr.cpp b/xfa/fgas/font/cfgas_fontmgr.cpp
index 9b95318bd0..219e67dbc6 100644
--- a/xfa/fgas/font/cfgas_fontmgr.cpp
+++ b/xfa/fgas/font/cfgas_fontmgr.cpp
@@ -909,7 +909,7 @@ IFX_SeekableReadStream* CFGAS_FontMgr::CreateFontStream(
   uint8_t* pBuffer = FX_Alloc(uint8_t, dwFileSize + 1);
   dwFileSize = pSystemFontInfo->GetFontData(hFont, 0, pBuffer, dwFileSize);
 
-  return FX_CreateMemoryStream(pBuffer, dwFileSize, true);
+  return IFX_MemoryStream::Create(pBuffer, dwFileSize, true);
 }
 
 IFX_SeekableReadStream* CFGAS_FontMgr::CreateFontStream(
diff --git a/xfa/fgas/font/cfgas_gefont.cpp b/xfa/fgas/font/cfgas_gefont.cpp
index ffe791aab5..c1dfa2b5b9 100644
--- a/xfa/fgas/font/cfgas_gefont.cpp
+++ b/xfa/fgas/font/cfgas_gefont.cpp
@@ -209,7 +209,7 @@ bool CFGAS_GEFont::LoadFontInternal(IFX_Stream* pFontStream, bool bSaveStream) {
   if (bSaveStream)
     m_pStream.reset(pFontStream);
 
-  m_pFileRead.reset(FX_CreateFileRead(pFontStream, false));
+  m_pFileRead.reset(pFontStream->MakeSeekableReadStream());
   m_pFont = new CFX_Font;
   if (m_pFont->LoadFile(m_pFileRead.get()))
     return InitFont();