Check that all RenderProcessHost(s) are terminated.

content/browser/renderer_host/render_process_host_impl.h

 // 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.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_PROCESS_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_PROCESS_HOST_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 186 matching lines @@
   static void ReleaseOnCloseACK(
       RenderProcessHost* host,
       const SessionStorageNamespaceMap& sessions,
       int view_route_id);
 
   // Register/unregister the host identified by the host id in the global host
   // list.
   static void RegisterHost(int host_id, RenderProcessHost* host);
   static void UnregisterHost(int host_id);
 
+  // Returns true if HasConnection() is true for any registered hosts.
+  static bool HasAnyConnection();
+
   // Implementation of FilterURL below that can be shared with the mock class.
   static void FilterURL(RenderProcessHost* rph, bool empty_allowed, GURL* url);
 
   // Returns true if |host| is suitable for launching a new view with |site_url|
   // in the given |browser_context|.
   static bool IsSuitableHost(RenderProcessHost* host,
                              BrowserContext* browser_context,
                              const GURL& site_url);
 
   // Returns an existing RenderProcessHost for |url| in |browser_context|,
@@ skipping 298 matching lines @@
   mojo::ScopedMessagePipeHandle in_process_renderer_handle_;
 
   base::WeakPtrFactory<RenderProcessHostImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderProcessHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_PROCESS_HOST_IMPL_H_