Deleted OS_WIN and all Windows specific files from base.

base/i18n/file_util_icu.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // File utilities that use the ICU library go in this file.
 
 #include "base/i18n/file_util_icu.h"
 
 #include "base/files/file_path.h"
 #include "base/i18n/icu_string_conversions.h"
@@ skipping 97 matching lines @@
   DCHECK(!(illegal->DisallowedLeadingOrTrailing(replace_char)));
 
   int cursor = 0;  // The ICU macros expect an int.
   while (cursor < static_cast<int>(file_name->size())) {
     int char_begin = cursor;
     uint32 code_point;
 #if defined(OS_MACOSX)
     // Mac uses UTF-8 encoding for filenames.
     U8_NEXT(file_name->data(), cursor, static_cast<int>(file_name->length()),
             code_point);
-#elif defined(OS_WIN)
-    // Windows uses UTF-16 encoding for filenames.
-    U16_NEXT(file_name->data(), cursor, static_cast<int>(file_name->length()),
-             code_point);
 #elif defined(OS_POSIX)
     // Linux doesn't actually define an encoding. It basically allows anything
     // except for a few special ASCII characters.
     unsigned char cur_char = static_cast<unsigned char>((*file_name)[cursor++]);
     if (cur_char >= 0x80)
       continue;
     code_point = cur_char;
 #else
     NOTREACHED();
 #endif
@@ skipping 12 matching lines @@
 
 bool LocaleAwareCompareFilenames(const FilePath& a, const FilePath& b) {
   UErrorCode error_code = U_ZERO_ERROR;
   // Use the default collator. The default locale should have been properly
   // set by the time this constructor is called.
   scoped_ptr<icu::Collator> collator(icu::Collator::createInstance(error_code));
   DCHECK(U_SUCCESS(error_code));
   // Make it case-sensitive.
   collator->setStrength(icu::Collator::TERTIARY);
 
-#if defined(OS_WIN)
-  return CompareString16WithCollator(*collator, WideToUTF16(a.value()),
-                                     WideToUTF16(b.value())) == UCOL_LESS;
-
-#elif defined(OS_POSIX)
+#if defined(OS_POSIX)
   // On linux, the file system encoding is not defined. We assume
   // SysNativeMBToWide takes care of it.
   return CompareString16WithCollator(
              *collator, WideToUTF16(SysNativeMBToWide(a.value().c_str())),
              WideToUTF16(SysNativeMBToWide(b.value().c_str()))) == UCOL_LESS;
 #else
   #error Not implemented on your system
 #endif
 }
 
 void NormalizeFileNameEncoding(FilePath* file_name) {
 #if defined(OS_CHROMEOS)
   std::string normalized_str;
   if (ConvertToUtf8AndNormalize(file_name->BaseName().value(),
                                 kCodepageUTF8,
                                 &normalized_str)) {
     *file_name = file_name->DirName().Append(FilePath(normalized_str));
   }
 #endif
 }
 
 }  // namespace i18n
 }  // namespace base