Index: device/usb/usb_device_handle_usbfs.h |
diff --git a/device/usb/usb_device_handle_usbfs.h b/device/usb/usb_device_handle_usbfs.h |
index 47ae15526f048c1467e7899506f4448cb1497811..18a94e99e0380679260b6bf38623806d84d00009 100644 |
--- a/device/usb/usb_device_handle_usbfs.h |
+++ b/device/usb/usb_device_handle_usbfs.h |
@@ -27,8 +27,8 @@ namespace device { |
class UsbDeviceHandleUsbfs : public UsbDeviceHandle { |
public: |
// Constructs a new device handle from an existing |device| and open file |
- // descriptor to that device. |blocking_task_runner| must have a |
- // MessageLoopForIO. |
+ // descriptor to that device. |blocking_task_runner| must run tasks on a |
+ // thread that supports FileDescriptorWatcher. |
UsbDeviceHandleUsbfs( |
scoped_refptr<UsbDevice> device, |
base::ScopedFD fd, |