Move device/usb classes from the FILE thread to UI thread.

device/usb/usb_device.cc

Index: device/usb/usb_device.cc
diff --git a/device/usb/usb_device.cc b/device/usb/usb_device.cc
index 4b9ed1e9a6ebf37e0490cb0911ce718ed7370e4a..da926bd7c5dc9d0871010a090b8119441dba632c 100644
--- a/device/usb/usb_device.cc
+++ b/device/usb/usb_device.cc
@@ -6,8 +6,18 @@
 
 namespace device {
 
-UsbDevice::UsbDevice(uint16 vendor_id, uint16 product_id, uint32 unique_id)
-    : vendor_id_(vendor_id), product_id_(product_id), unique_id_(unique_id) {
+UsbDevice::UsbDevice(uint16 vendor_id,
+                     uint16 product_id,
+                     uint32 unique_id,
+                     const base::string16& manufacturer_string,
+                     const base::string16& product_string,
+                     const base::string16& serial_number)
+    : vendor_id_(vendor_id),
+      product_id_(product_id),
+      unique_id_(unique_id),
+      manufacturer_string_(manufacturer_string),
+      product_string_(product_string),
+      serial_number_(serial_number) {
 }
 
 UsbDevice::~UsbDevice() {