ResourceScheduler get visual signal from RenderViewHostImpl

content/browser/renderer_host/render_view_host_impl.cc

Index: content/browser/renderer_host/render_view_host_impl.cc
diff --git a/content/browser/renderer_host/render_view_host_impl.cc b/content/browser/renderer_host/render_view_host_impl.cc
index 267d690be28b66b93e3fccc5d5bf6f4dfe35c539..9aec3b632afbd7f5fe116b688c8eaed27a43919d 100644
--- a/content/browser/renderer_host/render_view_host_impl.cc
+++ b/content/browser/renderer_host/render_view_host_impl.cc
@@ -213,11 +213,18 @@ RenderViewHostImpl::RenderViewHostImpl(
   }
 
   if (ResourceDispatcherHostImpl::Get()) {
+    WebContentsImpl* content = static_cast<WebContentsImpl*>(widget_delegate);
+    ResourceScheduler::VisualObserver* observer =
+        ResourceDispatcherHostImpl::Get()->scheduler()->CreateVisualObserver(
+            content);
     BrowserThread::PostTask(
         BrowserThread::IO, FROM_HERE,
         base::Bind(&ResourceDispatcherHostImpl::OnRenderViewHostCreated,
                    base::Unretained(ResourceDispatcherHostImpl::Get()),
-                   GetProcess()->GetID(), GetRoutingID()));
+                   GetProcess()->GetID(),
+                   GetRoutingID(),
+                   base::Unretained(observer),
+                   !content->IsHidden()));
   }
 
 #if defined(ENABLE_BROWSER_CDMS)