Move UsbService to its own component.

chrome/browser/usb/usb_device.h

Index: chrome/browser/usb/usb_device.h
diff --git a/chrome/browser/usb/usb_device.h b/chrome/browser/usb/usb_device.h
deleted file mode 100644
index a8bd0a3240cec81252ca3afc17ea30948153d393..0000000000000000000000000000000000000000
--- a/chrome/browser/usb/usb_device.h
+++ /dev/null
@@ -1,94 +0,0 @@
-// Copyright 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.
-
-
-#ifndef CHROME_BROWSER_USB_USB_DEVICE_H_
-#define CHROME_BROWSER_USB_USB_DEVICE_H_
-
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/callback.h"
-#include "base/memory/ref_counted.h"
-#include "base/threading/thread_checker.h"
-#include "chrome/browser/usb/usb_interface.h"
-
-struct libusb_device;
-class UsbDeviceHandle;
-class UsbContext;
-
-typedef libusb_device* PlatformUsbDevice;
-
-// A UsbDevice object represents a detected USB device, providing basic
-// information about it. For further manipulation of the device, a
-// UsbDeviceHandle must be created from Open() method.
-class UsbDevice : public base::RefCountedThreadSafe<UsbDevice> {
- public:
-  // Accessors to basic information.
-  PlatformUsbDevice platform_device() const { return platform_device_; }
-  uint16 vendor_id() const { return vendor_id_; }
-  uint16 product_id() const { return product_id_; }
-  uint32 unique_id() const { return unique_id_; }
-
-#if defined(OS_CHROMEOS)
-  // On ChromeOS, if an interface of a claimed device is not claimed, the
-  // permission broker can change the owner of the device so that the unclaimed
-  // interfaces can be used. If this argument is missing, permission broker will
-  // not be used and this method fails if the device is claimed.
-  virtual void RequestUsbAcess(
-      int interface_id, const base::Callback<void(bool success)>& callback);
-#endif  // OS_CHROMEOS
-
-  // Creates a UsbDeviceHandle for further manipulation.
-  // Blocking method. Must be called on FILE thread.
-  virtual scoped_refptr<UsbDeviceHandle> Open();
-
-  // Explicitly closes a device handle. This method will be automatically called
-  // by the destructor of a UsbDeviceHandle as well.
-  // Closing a closed handle is a safe
-  // Blocking method. Must be called on FILE thread.
-  virtual bool Close(scoped_refptr<UsbDeviceHandle> handle);
-
-  // Lists the interfaces provided by the device and fills the given
-  // UsbConfigDescriptor.
-  // Blocking method. Must be called on FILE thread.
-  virtual scoped_refptr<UsbConfigDescriptor> ListInterfaces();
-
- protected:
-  friend class UsbService;
-  friend class base::RefCountedThreadSafe<UsbDevice>;
-
-  // Called by UsbService only;
-  UsbDevice(scoped_refptr<UsbContext> context,
-            PlatformUsbDevice platform_device,
-            uint16 vendor_id,
-            uint16 product_id,
-            uint32 unique_id);
-
-  // Constructor called in test only.
-  UsbDevice();
-  virtual ~UsbDevice();
-
-  // Called only be UsbService.
-  virtual void OnDisconnect();
-
- private:
-  PlatformUsbDevice platform_device_;
-  uint16 vendor_id_;
-  uint16 product_id_;
-  uint32 unique_id_;
-
-  // Retain the context so that it will not be released before UsbDevice.
-  scoped_refptr<UsbContext> context_;
-
-  // Opened handles.
-  typedef std::vector<scoped_refptr<UsbDeviceHandle> > HandlesVector;
-  HandlesVector handles_;
-
-  base::ThreadChecker thread_checker_;
-
-  DISALLOW_COPY_AND_ASSIGN(UsbDevice);
-};
-
-#endif  // CHROME_BROWSER_USB_USB_DEVICE_H_