Remove net/base/io_buffer.h include from usb_device_handle.h.

device/usb/BUILD.gn

 # Copyright (c) 2013 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.
 
 import("//build/config/features.gni")
 
 assert(!is_ios)
 
 if (is_android) {
   import("//build/config/android/rules.gni")  # For generate_jni().
@@ skipping 81 matching lines @@
     "mock_usb_device.h",
     "mock_usb_device_handle.cc",
     "mock_usb_device_handle.h",
     "mock_usb_service.cc",
     "mock_usb_service.h",
   ]
 
   deps = [
     ":usb",
     "//base",
+    "//net",
   ]
 
   public_deps = [
     "//testing/gmock",
   ]
 }
 
 action("usb_device_ids") {
   script = "//device/usb/tools/usb_ids.py"
   inputs = [
@@ skipping 34 matching lines @@
   }
 
   android_library("java") {
     java_files = java_sources_needing_jni
     deps = [
       "//base:base_java",
     ]
     srcjar_deps = [ ":usb_descriptors_javagen" ]
   }
 }