Implement the PageNotificationDelegate for the new Web Notification path.

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index 2b646222aa4357b80f7b39b5a698fbe1c3aeac63..a8eea06e9b9dc29792494fd77fdff205743d3ae3 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -71,7 +71,7 @@
 #include "content/browser/message_port_message_filter.h"
 #include "content/browser/mime_registry_message_filter.h"
 #include "content/browser/mojo/mojo_application_host.h"
-#include "content/browser/notification_message_filter.h"
+#include "content/browser/notifications/notification_message_filter.h"
 #include "content/browser/profiler_message_filter.h"
 #include "content/browser/push_messaging_message_filter.h"
 #include "content/browser/quota_dispatcher_host.h"
@@ -848,9 +848,13 @@ void RenderProcessHostImpl::CreateMessageFilters() {
       GetID(),
       storage_partition_impl_->GetQuotaManager(),
       GetContentClient()->browser()->CreateQuotaPermissionContext()));
-  AddFilter(new NotificationMessageFilter(
+
+  notification_message_filter_ = new NotificationMessageFilter(
       GetID(),
-      resource_context));
+      resource_context,
+      browser_context);
+  AddFilter(notification_message_filter_.get());
+
   AddFilter(new GamepadBrowserMessageFilter());
   AddFilter(new DeviceLightMessageFilter());
   AddFilter(new DeviceMotionMessageFilter());