Convert remaining StringToLowerASCII to ToLowerASCII

extensions/browser/sandboxed_unpacker.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 "extensions/browser/sandboxed_unpacker.h"
 
 #include <set>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 201 matching lines @@
 }
 
 SandboxedUnpacker::SandboxedUnpacker(
     const CRXFileInfo& file,
     Manifest::Location location,
     int creation_flags,
     const base::FilePath& extensions_dir,
     const scoped_refptr<base::SequencedTaskRunner>& unpacker_io_task_runner,
     SandboxedUnpackerClient* client)
     : crx_path_(file.path),
-      package_hash_(base::StringToLowerASCII(file.expected_hash)),
+      package_hash_(base::ToLowerASCII(file.expected_hash)),
       check_crx_hash_(false),
       client_(client),
       extensions_dir_(extensions_dir),
       got_response_(false),
       location_(location),
       creation_flags_(creation_flags),
       unpacker_io_task_runner_(unpacker_io_task_runner) {
   if (!package_hash_.empty()) {
     check_crx_hash_ = base::CommandLine::ForCurrentProcess()->HasSwitch(
         extensions::switches::kEnableCrxHashCheck);
@@ skipping 571 matching lines @@
 
 void SandboxedUnpacker::Cleanup() {
   DCHECK(unpacker_io_task_runner_->RunsTasksOnCurrentThread());
   if (!temp_dir_.Delete()) {
     LOG(WARNING) << "Can not delete temp directory at "
                  << temp_dir_.path().value();
   }
 }
 
 }  // namespace extensions