StorageMonitor: Make StorageInfo a real class.

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

Index: chrome/browser/extensions/api/system_info_storage/storage_info_provider.cc
===================================================================
--- chrome/browser/extensions/api/system_info_storage/storage_info_provider.cc	(revision 201619)
+++ chrome/browser/extensions/api/system_info_storage/storage_info_provider.cc	(working copy)
@@ -60,9 +60,9 @@
   // to keep the id persisting between device attachments, like
   // StorageMonitor does.
 #if defined(OS_POSIX)
-  std::string id = info.location;
+  std::string id = info.location();
 #elif defined(OS_WIN)
-  std::string id = UTF16ToUTF8(info.location);
+  std::string id = UTF16ToUTF8(info.location());
 #endif
   // Post a task to blocking pool for querying the information.
   BrowserThread::PostBlockingPoolTask(FROM_HERE,
@@ -88,9 +88,9 @@
     const chrome::StorageInfo& info) {
   // TODO(hongbo): Use |info.device_id| instead. Same as the above.
 #if defined(OS_POSIX)
-  std::string id = info.location;
+  std::string id = info.location();
 #elif defined(OS_WIN)
-  std::string id = UTF16ToUTF8(info.location);
+  std::string id = UTF16ToUTF8(info.location());
 #endif
   observers_->Notify(&StorageInfoObserver::OnStorageDetached, id);
 }