Extract a Connector interface from Shell that can be cloned & passed to other threads

mojo/shell/identity.cc

 // 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.
 
 #include "mojo/shell/identity.h"
 
 #include "mojo/shell/public/interfaces/shell.mojom.h"
 
 namespace mojo {
 namespace shell {
@@ skipping 12 matching lines @@
       canonicalized[GURL(it->first).spec()] = it->second;
   }
   return canonicalized;
 }
 
 }  // namespace
 
 Identity::Identity() {}
 
 Identity::Identity(const GURL& url)
-    : Identity(url, url.spec(), mojom::Shell::kUserRoot) {}
+    : Identity(url, url.spec(), mojom::Connector::kUserRoot) {}
 
 Identity::Identity(const GURL& url, const std::string& qualifier,
                    uint32_t user_id)
     : Identity(url, qualifier, user_id, CapabilityFilter()) {}
 
 Identity::Identity(const GURL& url, const std::string& qualifier,
                    uint32_t user_id, CapabilityFilter filter)
     : url_(url),
       qualifier_(qualifier.empty() ? url_.spec() : qualifier),
       user_id_(user_id),
@@ skipping 12 matching lines @@
   return user_id_ < other.user_id_;
 }
 
 bool Identity::operator==(const Identity& other) const {
   return other.url_ == url_ && other.qualifier_ == qualifier_ &&
     other.filter_ == filter_ && other.user_id_ == user_id_;
 }
 
 Identity CreateShellIdentity() {
   return Identity(GURL("mojo://shell/"), std::string(),
-                  mojom::Shell::kUserRoot, GetPermissiveCapabilityFilter());
+                  mojom::Connector::kUserRoot, GetPermissiveCapabilityFilter());
 }
 
 }  // namespace shell
 }  // namespace mojo