Assume crashed RenderWidgetHost to be invisible

content/browser/frame_host/render_frame_host_manager.cc

 // Copyright 2013 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/frame_host/render_frame_host_manager.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/command_line.h"
@@ skipping 387 matching lines @@
   if (dest_render_frame_host != render_frame_host_ &&
       !render_frame_host_->IsRenderFrameLive()) {
     // Note: we don't call InitRenderView here because we are navigating away
     // soon anyway, and we don't have the NavigationEntry for this host.
     delegate_->CreateRenderViewForRenderManager(
         render_frame_host_->render_view_host(), MSG_ROUTING_NONE,
         MSG_ROUTING_NONE, frame_tree_node_->current_replication_state(),
         frame_tree_node_->IsMainFrame());
   }
 
-  // If the renderer crashed, then try to create a new one to satisfy this
+  // If the renderer isn't live, then try to create a new one to satisfy this
   // navigation request.
   if (!dest_render_frame_host->IsRenderFrameLive()) {
     // Instruct the destination render frame host to set up a Mojo connection
     // with the new render frame if necessary.  Note that this call needs to
     // occur before initializing the RenderView; the flow of creating the
     // RenderView can cause browser-side code to execute that expects the this
     // RFH's ServiceRegistry to be initialized (e.g., if the site is a WebUI
     // site that is handled via Mojo, then Mojo WebUI code in //chrome will
     // add a service to this RFH's ServiceRegistry).
     dest_render_frame_host->SetUpMojoIfNeeded();
 
     // Recreate the opener chain.
     CreateOpenerProxies(dest_render_frame_host->GetSiteInstance(),
                         frame_tree_node_);
     if (!InitRenderView(dest_render_frame_host->render_view_host(),
                         MSG_ROUTING_NONE,
                         frame_tree_node_->IsMainFrame()))
       return nullptr;
 
     // Now that we've created a new renderer, be sure to hide it if it isn't
     // our primary one.  Otherwise, we might crash if we try to call Show()
     // on it later.
     if (dest_render_frame_host != render_frame_host_) {
       if (dest_render_frame_host->GetView())
         dest_render_frame_host->GetView()->Hide();
     } else {
+      if (dest_render_frame_host->GetView() &&

[no sievers, 2015/09/08 19:56:34]

Can you put a comment saying that after a renderer crash we'd have marked the
host as invisible, so we need to set the visibility of the new View to the
correct value here after reload?

[Jaekyun Seok (inactive), 2015/09/08 23:03:55]

Done.

+          dest_render_frame_host->GetView()->IsShowing() ==
+              delegate_->IsHidden()) {
+        if (delegate_->IsHidden()) {
+          dest_render_frame_host->GetView()->Hide();
+        } else {
+          dest_render_frame_host->GetView()->Show();
+        }
+      }
+
       // TODO(nasko): This is a very ugly hack. The Chrome extensions process
       // manager still uses NotificationService and expects to see a
       // RenderViewHost changed notification after WebContents and
       // RenderFrameHostManager are completely initialized. This should be
       // removed once the process manager moves away from NotificationService.
       // See https://crbug.com/462682.
       delegate_->NotifyMainFrameSwappedFromRenderManager(
           nullptr, render_frame_host_->render_view_host());
     }
   }
@@ skipping 2130 matching lines @@
 int RenderFrameHostManager::GetOpenerRoutingID(SiteInstance* instance) {
   if (!frame_tree_node_->opener())
     return MSG_ROUTING_NONE;
 
   return frame_tree_node_->opener()
       ->render_manager()
       ->GetRoutingIdForSiteInstance(instance);
 }
 
 }  // namespace content