Use the WebContents visibility as the initial visibility when creating a swapped-out RenderView.

content/browser/site_per_process_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/site_per_process_browsertest.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 8844 matching lines @@
   EXPECT_TRUE(child->current_frame_host()->IsRenderFrameLive());
 
   // The RenderWidgetHostView for the child should be recreated and set to be
   // used in the CrossProcessFrameConnector.  Without this, the frame won't be
   // rendered properly.
   EXPECT_TRUE(child->current_frame_host()->GetView());
   EXPECT_EQ(
       child->current_frame_host()->GetView(),
       proxy_to_parent->cross_process_frame_connector()->get_view_for_testing());
 
+  // Make sure that the child frame has submitted at least one frame.

[nasko, 2017/05/05 18:42:55]

nit: This talks about compositor frames, right? Maybe add that to make it clear.

[lfg, 2017/05/05 18:53:02]

Done.

+  WaitForChildFrameSurfaceReady(child->current_frame_host());
+
   // Send a postMessage from the child to its parent.  This verifies that the
   // parent's proxy in the child's SiteInstance was also restored.
   base::string16 expected_title(base::UTF8ToUTF16("I am alive!"));
   TitleWatcher title_watcher(shell()->web_contents(), expected_title);
   EXPECT_TRUE(ExecuteScript(child->current_frame_host(),
                             "parent.postMessage('I am alive!', '*');"));
   EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
 }
 
 // Test that session history length and offset are replicated to all renderer
@@ skipping 1238 matching lines @@
     names.insert(root->children[0]->frame_entry->frame_unique_name());
   }
 
   // More than one entry in the set means that the subframe frame navigation
   // entries didn't have a consistent unique name. This will break history
   // navigations =(
   EXPECT_THAT(names, SizeIs(1)) << "Mismatched names for subframe!";
 }
 
 }  // namespace content