Reapply r72562 with willchan's nits + locally tested shlib fixes.

net/http/url_security_manager.h

 // 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_HTTP_URL_SECURITY_MANAGER_H_
 #define NET_HTTP_URL_SECURITY_MANAGER_H_
 #pragma once
 
 #include "base/scoped_ptr.h"
 #include "base/basictypes.h"
@@ skipping 56 matching lines @@
   virtual bool CanUseDefaultCredentials(const GURL& auth_origin) const;
   virtual bool CanDelegate(const GURL& auth_origin) const;
 
  private:
   scoped_ptr<const HttpAuthFilter> whitelist_default_;
   scoped_ptr<const HttpAuthFilter> whitelist_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(URLSecurityManagerWhitelist);
 };
 
-#if defined(UNIT_TEST)
-// An URLSecurityManager which is very permissive.
-class URLSecurityManagerAllow : public URLSecurityManager {
- public:
-  URLSecurityManagerAllow() {}
-  virtual ~URLSecurityManagerAllow() {}
-
-  virtual bool CanUseDefaultCredentials(const GURL& auth_origin) const {
-    return true;
-  }
-  virtual bool CanDelegate(const GURL& auth_origin) const {
-    return true;
-  }
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(URLSecurityManagerAllow);
-};
-#endif  // defined(UNIT_TEST)
-
 }  // namespace net
 
 #endif  // NET_HTTP_URL_SECURITY_MANAGER_H_