Revert of Post loading tasks on the appropriate WebFrameScheduler's queue

content/renderer/render_thread_impl.cc

Index: content/renderer/render_thread_impl.cc
diff --git a/content/renderer/render_thread_impl.cc b/content/renderer/render_thread_impl.cc
index 65f86ab7064f8718051252045dd0ada9c9355744..aa5828c3239a257791a411ec4a103d5a64ee23c5 100644
--- a/content/renderer/render_thread_impl.cc
+++ b/content/renderer/render_thread_impl.cc
@@ -1041,10 +1041,9 @@
     const scoped_refptr<base::SingleThreadTaskRunner>& resource_task_queue) {
   // Add a filter that forces resource messages to be dispatched via a
   // particular task runner.
-  scoped_refptr<ResourceSchedulingFilter> filter(
-      new ResourceSchedulingFilter(resource_task_queue, resource_dispatcher()));
-  channel()->AddFilter(filter.get());
-  resource_dispatcher()->SetResourceSchedulingFilter(filter);
+  resource_scheduling_filter_ =
+      new ResourceSchedulingFilter(resource_task_queue, resource_dispatcher());
+  channel()->AddFilter(resource_scheduling_filter_.get());
 
   // The ChildResourceMessageFilter and the ResourceDispatcher need to use the
   // same queue to ensure tasks are executed in the expected order.