Added sandboxed process launcher

content/browser/android/sandboxed_process_launcher.h

+// Copyright (c) 2012 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 CONTENT_BROWSER_ANDROID_SANDBOXED_PROCESS_LAUNCHER_H_
+#define CONTENT_BROWSER_ANDROID_SANDBOXED_PROCESS_LAUNCHER_H_
+
+#include <jni.h>
+
+#include "base/android/scoped_java_ref.h"
+#include "base/callback.h"
+#include "base/command_line.h"
+#include "base/process.h"
+
+namespace content {
+
+typedef base::ProcessHandle ProcessID;

[jam, 2012/06/12 20:44:45]

don't typedef this, just use base::ProcessId

+typedef base::Callback<void(ProcessID)> StartSandboxedProcessCallback;
+// Starts a process as a sandboxed process spawned by the Android
+// ActivityManager.
+// The connection object returned may be used with a subsequent call to
+// CancelStartSandboxedProcess().
+// The created process pid is returned to the |callback| on success, 0 is
+// retuned if the process could not be created.
+base::android::ScopedJavaLocalRef<jobject> StartSandboxedProcess(
+    const CommandLine::StringVector& argv,
+    int ipc_fd,
+    int crash_fd,
+    const StartSandboxedProcessCallback& callback);
+
+// Cancel the starting of a sanboxed process.
+//
+// |connection| is the one returned by StartSandboxedProcess.
+void CancelStartSandboxedProcess(
+    const base::android::JavaRef<jobject>& connection);
+
+// Stops a sandboxed process based on the handle returned form
+// StartSandboxedProcess.
+void StopSandboxedProcess(ProcessID handle);
+
+// Registers JNI methods, this must be called before any other methods in this
+// file.
+bool RegisterSandboxedProcessLauncher(JNIEnv* env);
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_ANDROID_SANDBOXED_PROCESS_LAUNCHER_H_