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diff --git a/Source/WebCore/platform/text/LineEnding.h b/Source/WebCore/platform/text/LineEnding.h
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+++ b/Source/WebCore/platform/text/LineEnding.h
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+/*
+ * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved.
+ * Copyright (C) 2010 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef LineEnding_h
+#define LineEnding_h
+
+#include <wtf/Forward.h>
+#include <wtf/Vector.h>
+
+namespace WebCore {
+
+// Normalize all line-endings in the given string to CRLF.
+CString normalizeLineEndingsToCRLF(const CString& from);
+
+// Normalize all line-endings in the given string to CR and append the result to the given buffer.
+void normalizeLineEndingsToCR(const CString& from, Vector<char>& result);
+
+// Normalize all line-endings in the given string to LF and append the result to the given buffer.
+void normalizeLineEndingsToLF(const CString& from, Vector<char>& result);
+
+// Normalize all line-endings in the given string to the native line-endings and append the result to the given buffer.
+// (Normalize to CRLF on Windows and normalize to LF on all other platforms.)
+void normalizeLineEndingsToNative(const CString& from, Vector<char>& result);
+
+} // namespace WebCore
+
+#endif // LineEnding_h