Don't ensure, in single-process mode, that WebUI render views are the only ones in the process, as …

content/browser/frame_host/render_frame_host_manager.cc

Index: content/browser/frame_host/render_frame_host_manager.cc
diff --git a/content/browser/frame_host/render_frame_host_manager.cc b/content/browser/frame_host/render_frame_host_manager.cc
index 0dfdeaae6274c6845249c5eab665319a3083c627..41b2380bf1255c2cb5cd19090317ff9dba36f683 100644
--- a/content/browser/frame_host/render_frame_host_manager.cc
+++ b/content/browser/frame_host/render_frame_host_manager.cc
@@ -1008,7 +1008,11 @@ bool RenderFrameHostManager::InitRenderView(RenderViewHost* render_view_host,
     // process unless it's swapped out.
     RenderViewHostImpl* rvh_impl =
         static_cast<RenderViewHostImpl*>(render_view_host);
-    if (!rvh_impl->IsSwappedOut()) {
+    // In single-process mode, we are forced to create all render views in
+    // the same single process.
+    bool single_process =
+        CommandLine::ForCurrentProcess()->HasSwitch(switches::kSingleProcess);

[nasko, 2014/05/27 14:06:09]

It will be better to use RenderProcessHost::run_renderer_in_process() instead of
checking the switch manually.

[Krzysztof Olczyk, 2014/05/28 09:12:50]

Done.

+    if (!rvh_impl->IsSwappedOut() && !single_process) {
       CHECK(!ChildProcessSecurityPolicyImpl::GetInstance()->HasWebUIBindings(
                 render_view_host->GetProcess()->GetID()));
     }