Update from https://crrev.com/333737

services/view_manager/server_view.cc

Index: services/view_manager/server_view.cc
diff --git a/services/view_manager/server_view.cc b/services/view_manager/server_view.cc
index cdbfaff464aef9fea3c0041c90694c9f88530fb7..c2ccb1ee7cf9f8c228ecde2a5c712fd06fe83205 100644
--- a/services/view_manager/server_view.cc
+++ b/services/view_manager/server_view.cc
@@ -21,7 +21,7 @@ ServerView::ServerView(ServerViewDelegate* delegate, const ViewId& id)
       // Don't notify newly added observers during notification. This causes
       // problems for code that adds an observer as part of an observer
       // notification (such as ServerViewDrawTracker).
-      observers_(ObserverList<ServerViewObserver>::NOTIFY_EXISTING_ONLY) {
+      observers_(base::ObserverList<ServerViewObserver>::NOTIFY_EXISTING_ONLY) {
   DCHECK(delegate);  // Must provide a delegate.
 }