mojo leveldb: Get profile and leveldb connected to DOMStorageContext.

components/profile_service/profile_app.cc

Index: components/profile_service/profile_app.cc
diff --git a/components/profile_service/profile_app.cc b/components/profile_service/profile_app.cc
index 6ec8c0d14ed65d5bed93dff5cd33b1a66f91d131..4c9ee7bd5ec910acb716b9d06c7eb873c2c4cc3e 100644
--- a/components/profile_service/profile_app.cc
+++ b/components/profile_service/profile_app.cc
@@ -5,7 +5,6 @@
 #include "components/profile_service/profile_app.h"
 
 #include "base/lazy_instance.h"
-#include "components/leveldb/leveldb_service_impl.h"
 #include "components/profile_service/profile_service_impl.h"
 #include "mojo/shell/public/cpp/connection.h"
 
@@ -40,7 +39,6 @@ void ProfileApp::Initialize(mojo::Connector* connector,
                             uint32_t id,
                             uint32_t user_id) {
   tracing_.Initialize(connector, url);
-  leveldb_service_.reset(new leveldb::LevelDBServiceImpl);
 
   auto it = g_user_id_to_data_dir.Get().find(user_id);
   DCHECK(it != g_user_id_to_data_dir.Get().end());
@@ -48,24 +46,17 @@ void ProfileApp::Initialize(mojo::Connector* connector,
 }
 
 bool ProfileApp::AcceptConnection(mojo::Connection* connection) {
-  connection->AddInterface<leveldb::LevelDBService>(this);
   connection->AddInterface<ProfileService>(this);
   return true;
 }
 
 void ProfileApp::Create(mojo::Connection* connection,
                         mojo::InterfaceRequest<ProfileService> request) {
-  // No, we need one of these per connection.
   new ProfileServiceImpl(connection,
                          std::move(request),
+                         ref_factory_.CreateRef(),
                          profile_data_dir_,
                          lock_table_.get());
 }
 
-void ProfileApp::Create(
-    mojo::Connection* connection,
-    mojo::InterfaceRequest<leveldb::LevelDBService> request) {
-  leveldb_bindings_.AddBinding(leveldb_service_.get(), std::move(request));
-}
-
 }  // namespace profile