Embed a mojo ApplicationManager in content/browser

content/utility/utility_process_control_impl.h

Index: content/utility/utility_process_control_impl.h
diff --git a/content/utility/utility_process_control_impl.h b/content/utility/utility_process_control_impl.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 UTILITY_PROCESS_CONTROL_IMPL_H_
+#define UTILITY_PROCESS_CONTROL_IMPL_H_
+
+#include <map>
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "content/common/process_control.mojom.h"
+#include "mojo/application/public/interfaces/application.mojom.h"
+#include "third_party/mojo/src/mojo/public/cpp/bindings/interface_request.h"
+
+class GURL;
+
+namespace mojo {
+namespace shell {
+class ApplicationLoader;
+}  // namespace shell
+}  // namespace mojo
+
+namespace content {
+
+// Implementation of the ProcessControl interface. Exposed to the browser via
+// the utility process's ServiceRegistry.
+class UtilityProcessControlImpl : public ProcessControl {
+ public:
+  UtilityProcessControlImpl();
+  ~UtilityProcessControlImpl() override;
+
+  using URLToLoaderMap = std::map<GURL, mojo::shell::ApplicationLoader*>;
+
+  // ProcessControl:
+  void LoadApplication(const mojo::String& url,
+                       mojo::InterfaceRequest<mojo::Application> request,
+                       const LoadApplicationCallback& callback) override;
+
+ private:
+  URLToLoaderMap url_to_loader_map_;
+
+  DISALLOW_COPY_AND_ASSIGN(UtilityProcessControlImpl);
+};
+
+}  // namespace content
+
+#endif  // UTILITY_PROCESS_CONTROL_IMPL_H_