Reland of Implement basic USB device enumeration on Android.

device/usb/android/usb_jni_registrar.cc

+// 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.
+
+#include "device/usb/android/usb_jni_registrar.h"
+
+#include "base/android/jni_android.h"
+#include "base/android/jni_registrar.h"
+#include "device/usb/usb_configuration_android.h"
+#include "device/usb/usb_device_android.h"
+#include "device/usb/usb_endpoint_android.h"
+#include "device/usb/usb_interface_android.h"
+#include "device/usb/usb_service_android.h"
+
+namespace device {
+namespace android {
+namespace {
+
+const base::android::RegistrationMethod kRegisteredMethods[] = {
+    {"UsbConfigurationAndroid", device::UsbConfigurationAndroid::RegisterJNI},
+    {"UsbDeviceAndroid", device::UsbDeviceAndroid::RegisterJNI},
+    {"UsbEndpointAndroid", device::UsbEndpointAndroid::RegisterJNI},
+    {"UsbInterfaceAndroid", device::UsbInterfaceAndroid::RegisterJNI},
+    {"UsbServiceAndroid", device::UsbServiceAndroid::RegisterJNI},
+};
+
+}  // namespace
+
+bool RegisterUsbJni(JNIEnv* env) {
+  return RegisterNativeMethods(env, kRegisteredMethods,
+                               arraysize(kRegisteredMethods));
+}
+
+}  // namespace android
+}  // namespace device