Remove nonstandard 'endings' option for Blob/File constructor

third_party/WebKit/Source/platform/text/LineEnding.h

 /*
  * 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.
@@ skipping 28 matching lines @@
 namespace blink {
 
 // Normalize all line-endings in the given string to CRLF.
 PLATFORM_EXPORT CString normalizeLineEndingsToCRLF(const CString& from);
 
 // Normalize all line-endings in the given string to LF and append the result to
 // the given buffer.
 PLATFORM_EXPORT 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.)
-PLATFORM_EXPORT void normalizeLineEndingsToNative(const CString& from,
-                                                  Vector<char>& result);
-
 }  // namespace blink
 
 #endif  // LineEnding_h