Eliminate ShellClientFactoryConnection & just have the ApplicationManager do it.

mojo/shell/identity.h

 // Copyright 2015 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 MOJO_SHELL_IDENTITY_H_
 #define MOJO_SHELL_IDENTITY_H_
 
 #include "mojo/shell/capability_filter.h"
 #include "url/gurl.h"
 
@@ skipping 29 matching lines @@
   std::string qualifier_;
 
   // TODO(beng): CapabilityFilter is not currently included in equivalence
   //             checks for Identity since we're not currently clear on the
   //             policy for instance disambiguation. Need to figure this out.
   //             This field is supplied because it is logically part of the
   //             instance identity of an application.
   CapabilityFilter filter_;
 };
 
+// Creates an identity for the Shell, used when the Shell connects to
+// applications.
+Identity CreateShellIdentity();
+
 }  // namespace shell
 }  // namespace mojo
 
 #endif  // MOJO_SHELL_IDENTITY_H_