Rename 'harddisk' to 'fixed' for storage unit type

chrome/browser/extensions/api/system_info_storage/storage_info_provider.h

 // 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.
 #ifndef CHROME_BROWSER_EXTENSIONS_API_SYSTEM_INFO_STORAGE_STORAGE_INFO_PROVIDER_H_
 #define CHROME_BROWSER_EXTENSIONS_API_SYSTEM_INFO_STORAGE_STORAGE_INFO_PROVIDER_H_
 
 #include <set>
 
 #include "base/memory/ref_counted.h"
 #include "base/observer_list_threadsafe.h"
 #include "base/timer.h"
 #include "chrome/browser/extensions/api/system_info/system_info_provider.h"
 #include "chrome/browser/extensions/api/system_info_storage/storage_info_observer.h"
 #include "chrome/browser/storage_monitor/removable_storage_observer.h"
 #include "chrome/browser/storage_monitor/storage_info.h"
 #include "chrome/common/extensions/api/experimental_system_info_storage.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 
 namespace extensions {
+
 namespace systeminfo {
 
-// TODO(hongbo): Here the storage type is declared as string type due to the
-// IDL doesn't support enum type yet. Once http://crbug.com/141940 is fixed,
-// we could reuse enum values generated by IDL compiler.
-
-// Unknown storage type.
 extern const char kStorageTypeUnknown[];
-// Hard disk.
-extern const char kStorageTypeHardDisk[];
-// Removable storage, e.g. USB device, flash card reader.
+extern const char kStorageTypeFixed[];
 extern const char kStorageTypeRemovable[];
 
 }  // namespace systeminfo
 
 typedef std::vector<linked_ptr<
     api::experimental_system_info_storage::StorageUnitInfo> > StorageInfo;
 
 class StorageInfoProvider
     : public SystemInfoProvider<StorageInfo>,
       public chrome::RemovableStorageObserver {
@@ skipping 65 matching lines @@
   scoped_refptr<ObserverListThreadSafe<StorageInfoObserver> > observers_;
 
   // The time interval for watching the free space change, in milliseconds.
   // Only changed for testing purposes.
   size_t watching_interval_;
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_SYSTEM_INFO_STORAGE_STORAGE_INFO_PROVIDER_H_