Added sandboxed process launcher

content/browser/android/sandboxed_process_launcher.cc

Index: content/browser/android/sandboxed_process_launcher.cc
diff --git a/content/browser/android/sandboxed_process_launcher.cc b/content/browser/android/sandboxed_process_launcher.cc
new file mode 100644
index 0000000000000000000000000000000000000000..80e3668113062ef45984deec259d0d1e24c7168d
--- /dev/null
+++ b/content/browser/android/sandboxed_process_launcher.cc
@@ -0,0 +1,64 @@
+// 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.
+
+#include "content/browser/android/sandboxed_process_launcher.h"
+
+#include "base/android/jni_android.h"
+#include "base/android/jni_array.h"
+#include "base/logging.h"
+#include "jni/sandboxed_process_launcher_jni.h"
+
+using base::android::AttachCurrentThread;
+using base::android::ToJavaArrayOfStrings;
+using base::android::ScopedJavaLocalRef;
+using content::StartSandboxedProcessCallback;
+
+static void OnSandboxedProcessStarted(JNIEnv*,
+                                      jclass,
+                                      jint client_context,
+                                      jint pid) {
+  StartSandboxedProcessCallback* callback =
+      reinterpret_cast<StartSandboxedProcessCallback*>(client_context);
+  callback->Run(static_cast<base::ProcessHandle>(pid));
+  delete callback;
+}
+
+namespace content {
+
+ScopedJavaLocalRef<jobject> StartSandboxedProcess(
+    const CommandLine::StringVector& argv,
+    int ipc_fd,
+    int crash_fd,
+    const StartSandboxedProcessCallback& callback) {
+  JNIEnv* env = AttachCurrentThread();
+  DCHECK(env);
+
+  // Create the Command line String[]
+  ScopedJavaLocalRef<jobjectArray> j_argv = ToJavaArrayOfStrings(env, argv);
+
+  return Java_SandboxedProcessLauncher_start(env,
+          base::android::GetApplicationContext(),
+          static_cast<jobjectArray>(j_argv.obj()),
+          static_cast<jint>(ipc_fd),
+          static_cast<jint>(crash_fd),
+          reinterpret_cast<jint>(new StartSandboxedProcessCallback(callback)));
+}
+
+void CancelStartSandboxedProcess(
+    const base::android::JavaRef<jobject>& connection) {
+  Java_SandboxedProcessLauncher_cancelStart(AttachCurrentThread(),
+                                            connection.obj());
+}
+
+void StopSandboxedProcess(base::ProcessHandle handle) {
+  JNIEnv* env = AttachCurrentThread();
+  DCHECK(env);
+  Java_SandboxedProcessLauncher_stop(env, static_cast<jint>(handle));
+}
+
+bool RegisterSandboxedProcessLauncher(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}
+
+}  // namespace content