DevTools: Fix trailing slash in file helper infobar message on windows (should be backslash).

chrome/browser/devtools/devtools_file_helper.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 "chrome/browser/devtools/devtools_file_helper.h"
 
 #include <set>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 303 matching lines @@
     const base::FilePath& path) {
   std::string file_system_path = path.AsUTF8Unsafe();
 
   const DictionaryValue* file_systems_paths_value =
       profile_->GetPrefs()->GetDictionary(prefs::kDevToolsFileSystemPaths);
   if (file_systems_paths_value->HasKey(file_system_path)) {
     callback.Run(FileSystem());
     return;
   }
 
+  std::string path_display_name = path.AsEndingWithSeparator().AsUTF8Unsafe();
   string16 message = l10n_util::GetStringFUTF16(
       IDS_DEV_TOOLS_CONFIRM_ADD_FILE_SYSTEM_MESSAGE,
-      UTF8ToUTF16(file_system_path + "/"));
+      UTF8ToUTF16(path_display_name));
   show_info_bar_callback.Run(
       message,
       Bind(&DevToolsFileHelper::AddUserConfirmedFileSystem,
            weak_factory_.GetWeakPtr(),
            callback, path));
 }
 
 void DevToolsFileHelper::AddUserConfirmedFileSystem(
     const AddFileSystemCallback& callback,
     const base::FilePath& path,
@@ skipping 53 matching lines @@
   DictionaryValue* file_systems_paths_value = update.Get();
   file_systems_paths_value->RemoveWithoutPathExpansion(file_system_path, NULL);
 }
 
 bool DevToolsFileHelper::IsFileSystemAdded(
     const std::string& file_system_path) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   set<std::string> file_system_paths = GetAddedFileSystemPaths(profile_);
   return file_system_paths.find(file_system_path) != file_system_paths.end();
 }