Revert 30168 - Commit patch set from http://codereview.chromium.org/149796...

base/file_path.h

Index: base/file_path.h
===================================================================
--- base/file_path.h	(revision 30169)
+++ base/file_path.h	(working copy)
@@ -294,41 +294,6 @@
   // TODO(port): remove these functions.
   static FilePath FromWStringHack(const std::wstring& wstring);
 
-  // Compare two strings in the same way the file system does.
-  // Note that these always ignore case, even on file systems that are case-
-  // sensitive. If case-sensitive comparison is ever needed, add corresponding
-  // methods here.
-  // The methods are written as a static method so that they can also be used
-  // on parts of a file path, e.g., just the extension.
-  // CompareIgnoreCase() returns -1, 0 or 1 for less-than, equal-to and
-  // greater-than respectively.
-  static int CompareIgnoreCase(const StringType& string1,
-                               const StringType& string2);
-  static bool CompareEqualIgnoreCase(const StringType& string1,
-                                     const StringType& string2) {
-    return CompareIgnoreCase(string1, string2) == 0;
-  }
-  static bool CompareLessIgnoreCase(const StringType& string1,
-                                    const StringType& string2) {
-    return CompareIgnoreCase(string1, string2) < 0;
-  }
-
-#if defined(OS_MACOSX)
-  // Returns the string in the special canonical decomposed form as defined for
-  // HFS, which is close to, but not quite, decomposition form D. See
-  // http://developer.apple.com/mac/library/technotes/tn/tn1150.html#UnicodeSubtleties
-  // for further comments.
-  // Returns the epmty string if the conversion failed.
-  static StringType GetHFSDecomposedForm(const FilePath::StringType& string);
-
-  // Special UTF-8 version of FastUnicodeCompare. Cf:
-  // http://developer.apple.com/mac/library/technotes/tn/tn1150.html#StringComparisonAlgorithm
-  // IMPORTANT: The input strings must be in the special HFS decomposed form!
-  // (cf. above GetHFSDecomposedForm method)
-  static int HFSFastUnicodeCompare(const StringType& string1,
-                                   const StringType& string2);
-#endif
-
   // Older Chromium code assumes that paths are always wstrings.
   // This function produces a wstring from a FilePath, and is useful to smooth
   // porting that old code to the FilePath API.