PlzNavigate: implement RequestNavigation in the no live renderer case

content/test/test_render_frame_host.cc

Index: content/test/test_render_frame_host.cc
diff --git a/content/test/test_render_frame_host.cc b/content/test/test_render_frame_host.cc
index 6b4c0a28ba80585cb4e4ebe5da5c229398afbf21..449b886a932ec0e440d52774c02381851b0a9077 100644
--- a/content/test/test_render_frame_host.cc
+++ b/content/test/test_render_frame_host.cc
@@ -170,14 +170,13 @@ void TestRenderFrameHost::SendBeginNavigationWithURL(const GURL& url) {
   FrameHostMsg_BeginNavigation_Params params;
   params.method = "GET";
   params.url = url;
-  params.referrer_policy = blink::WebReferrerPolicyDefault;
+  params.referrer = Referrer(GURL(), blink::WebReferrerPolicyDefault);
   params.load_flags = net::LOAD_NORMAL;
   params.has_user_gesture = false;
   params.transition_type = PAGE_TRANSITION_LINK;
   params.should_replace_current_entry = false;
   params.allow_download = true;
-  // TODO(clamy): When the BeginNavigation handler is no longer compiled out,
-  // call OnBeginNavigation directly.
-  frame_tree_node()->render_manager()->OnBeginNavigation(params);
+  OnBeginNavigation(params);
 }
+
 }  // namespace content