Resume a backgrounded renderer that was purged and suspended

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 d9d08837604403d2782db63eee0e53d20a7a2c5d..363a3bb4a10270e1550a98bfc62e65cedd9c8479 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -1413,6 +1413,10 @@ void RenderProcessHostImpl::PurgeAndSuspend() {
   Send(new ChildProcessMsg_PurgeAndSuspend());
 }
 
+void RenderProcessHostImpl::Resume() {
+  Send(new ChildProcessMsg_Resume());
+}
+
 mojom::Renderer* RenderProcessHostImpl::GetRendererInterface() {
   return renderer_interface_.get();
 }