Make sure that a given app/extension requests only its own resources.

chrome/browser/extensions/api/usb/usb_device_resource.cc

 // 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 "chrome/browser/extensions/api/usb/usb_device_resource.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 135 matching lines @@
   }
 
   NOTREACHED();
   return "";
 }
 
 }  // namespace
 
 namespace extensions {
 
-UsbDeviceResource::UsbDeviceResource(ApiResourceEventNotifier* notifier,
+UsbDeviceResource::UsbDeviceResource(const std::string& owner_extension_id,
+                                     ApiResourceEventNotifier* notifier,
                                      UsbDevice* device)
-    : ApiResource(notifier), device_(device) {}
+    : ApiResource(owner_extension_id, notifier), device_(device) {}
 
 UsbDeviceResource::~UsbDeviceResource() {
   Close();
 }
 
 void UsbDeviceResource::Close() {
   device_->Close();
 }
 
 void UsbDeviceResource::ControlTransfer(const ControlTransferInfo& transfer) {
@@ skipping 75 matching lines @@
                                          UsbTransferStatus status) {
   if (buffer) {
     base::BinaryValue* const response_buffer =
         base::BinaryValue::CreateWithCopiedBuffer(buffer->data(), length);
     event_notifier()->OnTransferComplete(status,
         ConvertTransferStatusToErrorString(status), response_buffer);
   }
 }
 
 }  // namespace extensions