Revert of media: Use StrongBindingSet for InterfaceFactoryImpl in MediaService

media/mojo/services/media_service.cc

Index: media/mojo/services/media_service.cc
diff --git a/media/mojo/services/media_service.cc b/media/mojo/services/media_service.cc
index 7fc69d3ef70925e8a8f0ab2949205ae6c77c5cd5..25e9834d65a36a8ca230b76154f670966742341e 100644
--- a/media/mojo/services/media_service.cc
+++ b/media/mojo/services/media_service.cc
@@ -41,7 +41,6 @@
 }
 
 bool MediaService::OnServiceManagerConnectionLost() {
-  interface_factory_bindings_.CloseAllBindings();
   mojo_media_client_.reset();
   return true;
 }
@@ -58,7 +57,7 @@
   if (!mojo_media_client_)
     return;
 
-  interface_factory_bindings_.AddBinding(
+  mojo::MakeStrongBinding(
       base::MakeUnique<InterfaceFactoryImpl>(
           std::move(host_interfaces), &media_log_, ref_factory_->CreateRef(),
           mojo_media_client_.get()),