Oilpan: Move all supplements of Page, Document, and WorkerClients to the managed heap.

Source/modules/webdatabase/DatabaseClient.h

Index: Source/modules/webdatabase/DatabaseClient.h
diff --git a/Source/modules/webdatabase/DatabaseClient.h b/Source/modules/webdatabase/DatabaseClient.h
index eb1c79aa98c703566069e11aa701e6b12a9c30bc..5eb2bae7157981c7969f0525850a7c789bb7f7fd 100644
--- a/Source/modules/webdatabase/DatabaseClient.h
+++ b/Source/modules/webdatabase/DatabaseClient.h
@@ -43,7 +43,8 @@ class ExecutionContext;
 class InspectorDatabaseAgent;
 class WorkerClients;
 
-class DatabaseClient : public Supplement<Page>, public Supplement<WorkerClients> {
+class GC_PLUGIN_IGNORE("http://crbug.com/367712") DatabaseClient;
+class DatabaseClient : public WillBeHeapSupplement<Page>, public WillBeHeapSupplement<WorkerClients> {
     WTF_MAKE_NONCOPYABLE(DatabaseClient);
 public:
     DatabaseClient();
@@ -62,8 +63,8 @@ private:
     InspectorDatabaseAgent* m_inspectorAgent;
 };
 
-void provideDatabaseClientTo(Page&, PassOwnPtr<DatabaseClient>);
-void provideDatabaseClientToWorker(WorkerClients*, PassOwnPtr<DatabaseClient>);
+void provideDatabaseClientTo(Page&, PassOwnPtrWillBeRawPtr<DatabaseClient>);
+void provideDatabaseClientToWorker(WorkerClients*, PassOwnPtrWillBeRawPtr<DatabaseClient>);
 
 } // namespace WebCore