Revert of Remove some legacy versions of StartsWith and EndsWith.

third_party/zlib/google/zip_reader.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.
 
 #include "third_party/zlib/google/zip_reader.h"
 
 #include "base/bind.h"
 #include "base/files/file.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 113 matching lines @@
 // TODO(satorux): The implementation assumes that file names in zip files
 // are encoded in UTF-8. This is true for zip files created by Zip()
 // function in zip.h, but not true for user-supplied random zip files.
 ZipReader::EntryInfo::EntryInfo(const std::string& file_name_in_zip,
                                 const unz_file_info& raw_file_info)
     : file_path_(base::FilePath::FromUTF8Unsafe(file_name_in_zip)),
       is_directory_(false) {
   original_size_ = raw_file_info.uncompressed_size;
 
   // Directory entries in zip files end with "/".
-  is_directory_ = base::EndsWith(file_name_in_zip, "/",
-                                 base::CompareCase::INSENSITIVE_ASCII);
+  is_directory_ = base::EndsWith(file_name_in_zip, "/", false);
 
   // Check the file name here for directory traversal issues.
   is_unsafe_ = file_path_.ReferencesParent();
 
   // We also consider that the file name is unsafe, if it's invalid UTF-8.
   base::string16 file_name_utf16;
   if (!base::UTF8ToUTF16(file_name_in_zip.data(), file_name_in_zip.size(),
                          &file_name_utf16)) {
     is_unsafe_ = true;
   }
@@ skipping 387 matching lines @@
 }
 
 bool FileWriterDelegate::WriteBytes(const char* data, int num_bytes) {
   int bytes_written = file_->WriteAtCurrentPos(data, num_bytes);
   if (bytes_written > 0)
     file_length_ += bytes_written;
   return bytes_written == num_bytes;
 }
 
 }  // namespace zip