Add chrome.usbPrivate API for use by USB device WEBUI.

components/usb_service/usb_device_handle_impl.h

 // Copyright 2014 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 COMPONENTS_USB_SERVICE_USB_DEVICE_HANDLE_IMPL_H_
 #define COMPONENTS_USB_SERVICE_USB_DEVICE_HANDLE_IMPL_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 27 matching lines @@
 class UsbDeviceHandleImpl : public UsbDeviceHandle {
  public:
   virtual scoped_refptr<UsbDevice> GetDevice() const OVERRIDE;
   virtual void Close() OVERRIDE;
   virtual bool ClaimInterface(const int interface_number) OVERRIDE;
   virtual bool ReleaseInterface(const int interface_number) OVERRIDE;
   virtual bool SetInterfaceAlternateSetting(
       const int interface_number,
       const int alternate_setting) OVERRIDE;
   virtual bool ResetDevice() OVERRIDE;
+  virtual bool GetManufacturer(base::string16* manufacturer) OVERRIDE;
+  virtual bool GetProduct(base::string16* product) OVERRIDE;
   virtual bool GetSerial(base::string16* serial) OVERRIDE;
   virtual void ControlTransfer(const UsbEndpointDirection direction,
                                const TransferRequestType request_type,
                                const TransferRecipient recipient,
                                const uint8 request,
                                const uint16 value,
                                const uint16 index,
                                net::IOBuffer* buffer,
                                const size_t length,
                                const unsigned int timeout,
@@ skipping 58 matching lines @@
                       UsbTransferType transfer_type,
                       net::IOBuffer* buffer,
                       const size_t length,
                       scoped_refptr<base::MessageLoopProxy> message_loop_proxy,
                       const UsbTransferCallback& callback);
 
   // Invokes the callbacks associated with a given transfer, and removes it from
   // the in-flight transfer set.
   void TransferComplete(PlatformUsbTransferHandle transfer);
 
+  bool GetSupportedLanguages();
+  bool GetStringDescriptor(uint8 string_id, base::string16* string);
+
   // Informs the object to drop internal references.
   void InternalClose();
 
   UsbDeviceImpl* device_;
 
   PlatformUsbDeviceHandle handle_;
 
   scoped_refptr<UsbConfigDescriptor> interfaces_;
 
+  std::vector<uint16> languages_;
+  std::map<uint8, base::string16> strings_;
+
   typedef std::map<int, scoped_refptr<InterfaceClaimer> > ClaimedInterfaceMap;
   ClaimedInterfaceMap claimed_interfaces_;
 
   typedef std::map<PlatformUsbTransferHandle, Transfer> TransferMap;
   TransferMap transfers_;
 
   // A map from endpoints to interfaces
   typedef std::map<int, int> EndpointMap;
   EndpointMap endpoint_map_;
 
   // Retain the UsbContext so that the platform context will not be destroyed
   // before this handle.
   scoped_refptr<UsbContext> context_;
 
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(UsbDeviceHandleImpl);
 };
 
 }  // namespace usb_service
 
 #endif  // COMPONENTS_USB_SERVICE_USB_DEVICE_HANDLE_IMPL_H_