Replace wstring with string16 in sandbox

sandbox/win/src/filesystem_policy.cc

 // Copyright (c) 2011 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 <string>
 
 #include "sandbox/win/src/filesystem_policy.h"
 
 #include "base/logging.h"
 #include "base/win/scoped_handle.h"
@@ skipping 43 matching lines @@
   return STATUS_SUCCESS;
 }
 
 }  // namespace.
 
 namespace sandbox {
 
 bool FileSystemPolicy::GenerateRules(const wchar_t* name,
                                      TargetPolicy::Semantics semantics,
                                      LowLevelPolicy* policy) {
-  std::wstring mod_name(name);
+  base::string16 mod_name(name);
   if (mod_name.empty()) {
     return false;
   }
 
   // Don't do any pre-processing if the name starts like the the native
   // object manager style.
   if (0 != _wcsnicmp(mod_name.c_str(), kNTObjManPrefix, kNTObjManPrefixLen)) {
     // TODO(cpu) bug 32224: This prefix add is a hack because we don't have the
     // infrastructure to normalize names. In any case we need to escape the
     // question marks.
@@ skipping 147 matching lines @@
     return false;
 
   if (!policy->AddRule(IPC_NTSETINFO_RENAME_TAG, &short_name))
     return false;
 
   return true;
 }
 
 bool FileSystemPolicy::CreateFileAction(EvalResult eval_result,
                                         const ClientInfo& client_info,
-                                        const std::wstring &file,
+                                        const base::string16 &file,
                                         uint32 attributes,
                                         uint32 desired_access,
                                         uint32 file_attributes,
                                         uint32 share_access,
                                         uint32 create_disposition,
                                         uint32 create_options,
                                         HANDLE *handle,
                                         NTSTATUS* nt_status,
                                         ULONG_PTR *io_information) {
   // The only action supported is ASK_BROKER which means create the requested
@@ skipping 10 matching lines @@
                                     &io_block, file_attributes, share_access,
                                     create_disposition, create_options, NULL,
                                     0, client_info.process);
 
   *io_information = io_block.Information;
   return true;
 }
 
 bool FileSystemPolicy::OpenFileAction(EvalResult eval_result,
                                       const ClientInfo& client_info,
-                                      const std::wstring &file,
+                                      const base::string16 &file,
                                       uint32 attributes,
                                       uint32 desired_access,
                                       uint32 share_access,
                                       uint32 open_options,
                                       HANDLE *handle,
                                       NTSTATUS* nt_status,
                                       ULONG_PTR *io_information) {
   // The only action supported is ASK_BROKER which means open the requested
   // file as specified.
   if (ASK_BROKER != eval_result) {
@@ skipping 11 matching lines @@
                                     open_options, NULL, 0,
                                     client_info.process);
 
   *io_information = io_block.Information;
   return true;
 }
 
 bool FileSystemPolicy::QueryAttributesFileAction(
     EvalResult eval_result,
     const ClientInfo& client_info,
-    const std::wstring &file,
+    const base::string16 &file,
     uint32 attributes,
     FILE_BASIC_INFORMATION* file_info,
     NTSTATUS* nt_status) {
   // The only action supported is ASK_BROKER which means query the requested
   // file as specified.
   if (ASK_BROKER != eval_result) {
     *nt_status = STATUS_ACCESS_DENIED;
     return true;
   }
 
   NtQueryAttributesFileFunction NtQueryAttributesFile = NULL;
   ResolveNTFunctionPtr("NtQueryAttributesFile", &NtQueryAttributesFile);
 
   UNICODE_STRING uni_name = {0};
   OBJECT_ATTRIBUTES obj_attributes = {0};
   InitObjectAttribs(file, attributes, NULL, &obj_attributes, &uni_name);
   *nt_status = NtQueryAttributesFile(&obj_attributes, file_info);
 
   return true;
 }
 
 bool FileSystemPolicy::QueryFullAttributesFileAction(
     EvalResult eval_result,
     const ClientInfo& client_info,
-    const std::wstring &file,
+    const base::string16 &file,
     uint32 attributes,
     FILE_NETWORK_OPEN_INFORMATION* file_info,
     NTSTATUS* nt_status) {
   // The only action supported is ASK_BROKER which means query the requested
   // file as specified.
   if (ASK_BROKER != eval_result) {
     *nt_status = STATUS_ACCESS_DENIED;
     return true;
   }
 
@@ skipping 34 matching lines @@
   base::win::ScopedHandle handle(local_handle);
 
   FILE_INFORMATION_CLASS file_info_class =
       static_cast<FILE_INFORMATION_CLASS>(info_class);
   *nt_status = NtSetInformationFile(local_handle, io_block, file_info, length,
                                     file_info_class);
 
   return true;
 }
 
-bool PreProcessName(const std::wstring& path, std::wstring* new_path) {
+bool PreProcessName(const base::string16& path, base::string16* new_path) {
   ConvertToLongPath(path, new_path);
 
   bool reparsed = false;
   if (ERROR_SUCCESS != IsReparsePoint(*new_path, &reparsed))
     return false;
 
   // We can't process reparsed file.
   return !reparsed;
 }
 
 }  // namespace sandbox