Pass implementation object to supplemental classes by reference

Source/modules/webdatabase/DatabaseClient.cpp

Index: Source/modules/webdatabase/DatabaseClient.cpp
diff --git a/Source/modules/webdatabase/DatabaseClient.cpp b/Source/modules/webdatabase/DatabaseClient.cpp
index 4f127a117fe52476b5f03e8fb8ce44203a8468aa..b59ecbd577847617c95a8b661252f974b5614022 100644
--- a/Source/modules/webdatabase/DatabaseClient.cpp
+++ b/Source/modules/webdatabase/DatabaseClient.cpp
@@ -71,11 +71,11 @@ void DatabaseClient::createInspectorAgentFor(Page* page)
     page->inspectorController().registerModuleAgent(inspectorAgent.release());
 }
 
-void provideDatabaseClientTo(Page* page, PassOwnPtr<DatabaseClient> client)
+void provideDatabaseClientTo(Page& page, PassOwnPtr<DatabaseClient> client)
 {
     DatabaseClient* clientPtr = client.get();
-    page->provideSupplement(DatabaseClient::supplementName(), client);
-    clientPtr->createInspectorAgentFor(page);
+    page.provideSupplement(DatabaseClient::supplementName(), client);
+    clientPtr->createInspectorAgentFor(&page);
 }
 
 void provideDatabaseClientToWorker(WorkerClients* workerClients, PassOwnPtr<DatabaseClient> client)