Index application by URL and identity for multiprocess.

shell/application_manager/identity.h

Index: shell/application_manager/identity.h
diff --git a/shell/application_manager/identity.h b/shell/application_manager/identity.h
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+++ b/shell/application_manager/identity.h
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+// 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 SHELL_APPLICATION_MANAGER_IDENTITY_H_
+#define SHELL_APPLICATION_MANAGER_IDENTITY_H_
+
+#include "url/gurl.h"
+
+namespace mojo {
+namespace shell {
+
+/**
+ * Represents the identity of an application. |url| is the url of the
+ * application. |qualifier| is a string that allows to tie a specific instance
+ * of an application to another. It is used by content handlers that need to be
+ * run in the context of another application.
+ */
+struct Identity {
+  Identity(const GURL& url, const std::string& qualifier);
+  explicit Identity(const GURL& url);
+  bool operator<(const Identity& other) const;
+
+  const GURL url;
+  const std::string qualifier;
+};
+
+}  // namespace shell
+}  // namespace mojo
+
+#endif  // SHELL_APPLICATION_MANAGER_IDENTITY_H_