Revert of Implement basic USB device enumeration on Android.

device/usb/usb_interface_android.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/usb_interface_android.h"
-
-#include "device/usb/usb_endpoint_android.h"
-#include "jni/ChromeUsbInterface_jni.h"
-
-using base::android::ScopedJavaLocalRef;
-
-namespace device {
-
-// static
-bool UsbInterfaceAndroid::RegisterJNI(JNIEnv* env) {
-  return RegisterNativesImpl(env);  // Generated in ChromeUsbInterface_jni.h
-}
-
-// static
-UsbInterfaceDescriptor UsbInterfaceAndroid::Convert(
-    JNIEnv* env,
-    const base::android::JavaRef<jobject>& usb_interface) {
-  ScopedJavaLocalRef<jobject> wrapper =
-      Java_ChromeUsbInterface_create(env, usb_interface.obj());
-
-  UsbInterfaceDescriptor interface;
-  interface.interface_number =
-      Java_ChromeUsbInterface_getInterfaceNumber(env, wrapper.obj());
-  interface.alternate_setting =
-      Java_ChromeUsbInterface_getAlternateSetting(env, wrapper.obj());
-  interface.interface_class =
-      Java_ChromeUsbInterface_getInterfaceClass(env, wrapper.obj());
-  interface.interface_subclass =
-      Java_ChromeUsbInterface_getInterfaceSubclass(env, wrapper.obj());
-  interface.interface_protocol =
-      Java_ChromeUsbInterface_getInterfaceProtocol(env, wrapper.obj());
-
-  ScopedJavaLocalRef<jobjectArray> endpoints =
-      Java_ChromeUsbInterface_getEndpoints(env, wrapper.obj());
-  jsize count = env->GetArrayLength(endpoints.obj());
-  interface.endpoints.reserve(count);
-  for (jsize i = 0; i < count; ++i) {
-    ScopedJavaLocalRef<jobject> endpoint(
-        env, env->GetObjectArrayElement(endpoints.obj(), i));
-    interface.endpoints.push_back(UsbEndpointAndroid::Convert(env, endpoint));
-  }
-
-  return interface;
-}
-
-}  // namespace device