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 0663346d8ce240e2b519724cc500d4d0b7f5a644..5ca9dea9a0ca20e1c8fa0de94a35d8f9ef427ae0 100644
--- a/content/browser/frame_host/render_frame_host_manager.cc
+++ b/content/browser/frame_host/render_frame_host_manager.cc
@@ -1223,8 +1223,9 @@ bool RenderFrameHostManager::InitRenderView(
     render_view_host->AllowBindings(pending_web_ui()->GetBindings());
   } else {
     // Ensure that we don't create an unprivileged RenderView in a WebUI-enabled
-    // process unless it's swapped out.
-    if (!render_view_host->IsSwappedOut()) {
+    // process unless it's swapped out or we run in single-process mode.
+    bool is_single_process = RenderProcessHost::run_renderer_in_process();

[nasko, 2014/09/29 22:21:48]

nit: why create a local variable when you can just call the method in the if
statement?

[Krzysztof Olczyk, 2014/10/01 10:17:47]

Done

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