Redo the Storage Partition directory layout to support guest tags and origin based partitions.

chrome/browser/extensions/data_deleter.cc

Index: chrome/browser/extensions/data_deleter.cc
diff --git a/chrome/browser/extensions/data_deleter.cc b/chrome/browser/extensions/data_deleter.cc
index 409b8dfa2949a3928ce7d735a3973939ea85fa90..38c3775af0e74ab541789acbe3da7806386ce9f7 100644
--- a/chrome/browser/extensions/data_deleter.cc
+++ b/chrome/browser/extensions/data_deleter.cc
@@ -93,8 +93,9 @@ DataDeleter::DataDeleter(
   } else if (is_storage_isolated) {
     extension_request_context_ =
         profile->GetRequestContextForIsolatedApp(extension_id);
-    isolated_app_path_ = profile->GetPath().
-        Append(content::kStoragePartitionDirname).AppendASCII(extension_id);
+    isolated_app_path_ =
+        profile->GetPath().Append(
+            content::StoragePartition::GetPartitionPath(extension_id));
   } else {
     extension_request_context_ = profile->GetRequestContext();
   }