Template methods on Timer classes instead of the classes themselves.

extensions/renderer/dispatcher.h

Index: extensions/renderer/dispatcher.h
diff --git a/extensions/renderer/dispatcher.h b/extensions/renderer/dispatcher.h
index 5d6bb6ad099e352ad412204462899e955e87443c..43d7071a7e2d657680410ac73ec9db5a2b7c6ca9 100644
--- a/extensions/renderer/dispatcher.h
+++ b/extensions/renderer/dispatcher.h
@@ -271,7 +271,7 @@ class Dispatcher : public content::RenderProcessObserver,
 
   // Same as above, but on a longer timer and will run even if the process is
   // not idle, to ensure that IdleHandle gets called eventually.
-  scoped_ptr<base::RepeatingTimer<content::RenderThread> > forced_idle_timer_;
+  scoped_ptr<base::RepeatingTimer> forced_idle_timer_;
 
   // The extensions and apps that are active in this process.
   ExtensionIdSet active_extension_ids_;