1 files changed, 26 insertions, 0 deletions
diff --git a/core/fxcodec/jbig2/JBig2_SymbolDict.cpp b/core/fxcodec/jbig2/JBig2_SymbolDict.cpp
new file mode 100644
index 0000000000..9fe3d54a0c
--- /dev/null
+++ b/core/fxcodec/jbig2/JBig2_SymbolDict.cpp
@@ -0,0 +1,26 @@
+// Copyright 2014 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 "core/fxcodec/jbig2/JBig2_SymbolDict.h"
+
+#include "core/fxcodec/jbig2/JBig2_Image.h"
+#include "core/include/fxcrt/fx_memory.h"
+
+CJBig2_SymbolDict::CJBig2_SymbolDict() {}
+
+CJBig2_SymbolDict::~CJBig2_SymbolDict() {}
+
+std::unique_ptr<CJBig2_SymbolDict> CJBig2_SymbolDict::DeepCopy() const {
+  const CJBig2_SymbolDict* src = this;
+  std::unique_ptr<CJBig2_SymbolDict> dst(new CJBig2_SymbolDict);
+  for (size_t i = 0; i < src->m_SDEXSYMS.size(); ++i) {
+    CJBig2_Image* image = src->m_SDEXSYMS.get(i);
+    dst->m_SDEXSYMS.push_back(image ? new CJBig2_Image(*image) : nullptr);
+  }
+  dst->m_gbContext = src->m_gbContext;
+  dst->m_grContext = src->m_grContext;
+  return dst;
+}