Allow mojo_runner to connect to arbitrary executables.

mojo/runner/in_process_native_runner.h

 // Copyright 2014 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_IN_PROCESS_NATIVE_RUNNER_H_
 #define MOJO_RUNNER_IN_PROCESS_NATIVE_RUNNER_H_
 
 #include "base/callback.h"
 #include "base/files/file_path.h"
 #include "base/macros.h"
@@ skipping 34 matching lines @@
   scoped_ptr<base::DelegateSimpleThread> thread_;
 
   DISALLOW_COPY_AND_ASSIGN(InProcessNativeRunner);
 };
 
 class InProcessNativeRunnerFactory : public shell::NativeRunnerFactory {
  public:
   explicit InProcessNativeRunnerFactory(Context* context) : context_(context) {}
   ~InProcessNativeRunnerFactory() override {}
 
-  scoped_ptr<shell::NativeRunner> Create() override;
+  scoped_ptr<shell::NativeRunner> Create(
+      const base::FilePath& app_path) override;
 
  private:
   Context* const context_;
 
   DISALLOW_COPY_AND_ASSIGN(InProcessNativeRunnerFactory);
 };
 
 }  // namespace runner
 }  // namespace mojo
 
 #endif  // MOJO_RUNNER_IN_PROCESS_NATIVE_RUNNER_H_