Add autodetection of "intranet" redirection, for ISPs etc. that send typos an...

net/base/mock_host_resolver.h

-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 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 NET_BASE_MOCK_HOST_RESOLVER_H_
 #define NET_BASE_MOCK_HOST_RESOLVER_H_
 
 #include <list>
 
 #include "base/waitable_event.h"
 #include "net/base/host_resolver_impl.h"
@@ skipping 147 matching lines @@
     event_.Wait();
     return ResolveUsingPrevious(host, address_family, addrlist);
   }
 
  private:
   ~WaitingHostResolverProc() {}
 
   base::WaitableEvent event_;
 };
 
-// This class sets the HostResolverProc for a particular scope. If there are
-// multiple ScopedDefaultHostResolverProc in existence, then the last one
-// allocated will be used. However, if it does not provide a matching rule,
-// then it should delegate to the previously set HostResolverProc.
+// This class sets the default HostResolverProc for a particular scope.  The
+// chain of resolver procs starting at |proc| is placed in front of any existing
+// default resolver proc(s).  This means that if multiple
+// ScopedDefaultHostResolverProcs are declared, then resolving will start with
+// the procs given to the last-allocated one, then fall back to the procs given
+// to the previously-allocated one, and so forth.
 //
 // NOTE: Only use this as a catch-all safety net. Individual tests should use
 // MockHostResolver.
 class ScopedDefaultHostResolverProc {
  public:
   ScopedDefaultHostResolverProc() {}
   explicit ScopedDefaultHostResolverProc(HostResolverProc* proc);
 
   ~ScopedDefaultHostResolverProc();
 
   void Init(HostResolverProc* proc);
 
  private:
   scoped_refptr<HostResolverProc> current_proc_;
   scoped_refptr<HostResolverProc> previous_proc_;
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_MOCK_HOST_RESOLVER_H_