Move CSS code to core

The xfa/fde/css code has no other links into xfa/. This CL moves the css
code to core/fxcrt/css and sets to only build when pdf_enable_xfa is
enabled.

Change-Id: Iefd208e1f83a28b80b567c574e841e87bce310be
Reviewed-on: https://pdfium-review.googlesource.com/9251
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>

1 files changed, 0 insertions, 49 deletions

diff --git a/xfa/fde/css/cfde_csstextbuf.cpp b/xfa/fde/css/cfde_csstextbuf.cpp
deleted file mode 100644
index 0d8ba2d6ce..0000000000
--- a/xfa/fde/css/cfde_csstextbuf.cpp
+++ /dev/null
@@ -1,49 +0,0 @@
-// Copyright 2017 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/fde/css/cfde_csstextbuf.h"
-
-#include "core/fxcrt/fx_memory.h"
-
-CFDE_CSSTextBuf::CFDE_CSSTextBuf()
-    : m_pBuffer(nullptr), m_iBufLen(0), m_iDatLen(0) {}
-
-CFDE_CSSTextBuf::~CFDE_CSSTextBuf() {
-  FX_Free(m_pBuffer);
-  m_pBuffer = nullptr;
-  m_iDatLen = m_iBufLen;
-}
-
-void CFDE_CSSTextBuf::InitWithSize(int32_t iAllocSize) {
-  ExpandBuf(iAllocSize);
-}
-
-void CFDE_CSSTextBuf::AppendChar(wchar_t wch) {
-  if (m_iDatLen >= m_iBufLen)
-    ExpandBuf(m_iBufLen * 2);
-
-  m_pBuffer[m_iDatLen++] = wch;
-}
-
-int32_t CFDE_CSSTextBuf::TrimEnd() {
-  while (m_iDatLen > 0 && m_pBuffer[m_iDatLen - 1] <= ' ')
-    --m_iDatLen;
-  AppendChar(0);
-  return --m_iDatLen;
-}
-
-void CFDE_CSSTextBuf::ExpandBuf(int32_t iDesiredSize) {
-  ASSERT(iDesiredSize > 0);
-  if (m_pBuffer && m_iBufLen == iDesiredSize)
-    return;
-
-  if (m_pBuffer)
-    m_pBuffer = FX_Realloc(wchar_t, m_pBuffer, iDesiredSize);
-  else
-    m_pBuffer = FX_Alloc(wchar_t, iDesiredSize);
-
-  m_iBufLen = iDesiredSize;
-}