Move runner stuff into a runner namespace.

mojo/runner/context.h

 // Copyright 2013 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_RUNNER_CONTEXT_H_
 #define MOJO_RUNNER_CONTEXT_H_
 
 #include <string>
 
 #include "base/macros.h"
 #include "mojo/edk/embedder/process_delegate.h"
 #include "mojo/runner/task_runners.h"
 #include "mojo/runner/url_resolver.h"
 #include "mojo/shell/application_manager.h"
 
 namespace mojo {
-namespace shell {
+namespace runner {
 
 class NativeApplicationLoader;
 
 // The "global" context for the shell's main process.
-class Context : public ApplicationManager::Delegate,
+class Context : public shell::ApplicationManager::Delegate,
                 public embedder::ProcessDelegate {
  public:
   Context();
   ~Context() override;
 
   static void EnsureEmbedderIsInitialized();
 
   // Point to the directory containing installed services, such as the network
   // service. By default this directory is used as the base URL for resolving
   // unknown mojo: URLs. The network service will be loaded from this directory,
@@ skipping 16 matching lines @@
   // which must remain alive until after Shutdown() is called. Returns true on
   // success.
   bool Init();
 
   // If Init() was called and succeeded, this must be called before destruction.
   void Shutdown();
 
   void Run(const GURL& url);
 
   TaskRunners* task_runners() { return task_runners_.get(); }
-  ApplicationManager* application_manager() { return &application_manager_; }
+  shell::ApplicationManager* application_manager() {
+    return &application_manager_;
+  }
   URLResolver* url_resolver() { return &url_resolver_; }
 
  private:
   class NativeViewportApplicationLoader;
 
   // ApplicationManager::Delegate overrides.
   GURL ResolveMappings(const GURL& url) override;
   GURL ResolveMojoURL(const GURL& url) override;
 
   // ProcessDelegate implementation.
   void OnShutdownComplete() override;
 
   void OnApplicationEnd(const GURL& url);
 
   std::set<GURL> app_urls_;
   scoped_ptr<TaskRunners> task_runners_;
-  ApplicationManager application_manager_;
+  shell::ApplicationManager application_manager_;
   URLResolver url_resolver_;
   GURL shell_file_root_;
   GURL command_line_cwd_;
 
   DISALLOW_COPY_AND_ASSIGN(Context);
 };
 
-}  // namespace shell
+}  // namespace runner
 }  // namespace mojo
 
 #endif  // MOJO_RUNNER_CONTEXT_H_