Delegate decision what site instances can be rendered in what process to chrome

content/browser/renderer_host/mock_render_process_host.cc

 // Copyright (c) 2011 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/renderer_host/mock_render_process_host.h"
 
 #include "content/browser/child_process_security_policy.h"
+#include "content/browser/content_browser_client.h"
+#include "content/common/content_client.h"
 
 MockRenderProcessHost::MockRenderProcessHost(
     content::BrowserContext* browser_context)
         : RenderProcessHost(browser_context),
           transport_dib_(NULL),
           bad_msg_count_(0),
           factory_(NULL) {
   // Child process security operations can't be unit tested unless we add
   // ourselves as an existing child process.
   ChildProcessSecurityPolicy::GetInstance()->Add(id());
@@ skipping 124 matching lines @@
 
 void MockRenderProcessHostFactory::Remove(MockRenderProcessHost* host) const {
   for (ScopedVector<MockRenderProcessHost>::iterator it = processes_.begin();
        it != processes_.end(); ++it) {
     if (*it == host) {
       processes_.weak_erase(it);
       break;
     }
   }
 }
+
+bool MockRenderProcessHost::IsSuitableHost(const GURL& site_url) {
+  if (!RenderProcessHost::IsSuitableHost(site_url))

[jam, 2011/09/26 15:46:16]

since this is just a mock object, do you need all this? can't you always return
true?

+    return false;
+  return content::GetContentClient()->browser()->IsSuitableHost(this, site_url);
+}