device/bluetooth: Rename device::bluetooth_utils::UUID to device::BluetoothUUID

device/bluetooth/bluetooth_service_record.h

Index: device/bluetooth/bluetooth_service_record.h
diff --git a/device/bluetooth/bluetooth_service_record.h b/device/bluetooth/bluetooth_service_record.h
index eebdb6ad376887c5ed6df98f0906af1f29eccb7a..e4859b11b9dd7a51afa1dff823632cdd44ef2b94 100644
--- a/device/bluetooth/bluetooth_service_record.h
+++ b/device/bluetooth/bluetooth_service_record.h
@@ -8,6 +8,7 @@
 #include <string>
 
 #include "base/basictypes.h"
+#include "device/bluetooth/bluetooth_uuid.h"
 
 namespace device {
 
@@ -27,7 +28,7 @@ class BluetoothServiceRecord {
 
   // The UUID of the service.  This field may be empty if no UUID was
   // specified in the service record.
-  const std::string& uuid() const { return uuid_; }
+  const BluetoothUUID& uuid() const { return uuid_; }
 
   // Indicates if this service supports HID.
   bool SupportsHid() const { return supports_hid_; }
@@ -52,7 +53,7 @@ class BluetoothServiceRecord {
 
   std::string address_;
   std::string name_;
-  std::string uuid_;
+  BluetoothUUID uuid_;
 
   bool supports_hid_;
   bool hid_reconnect_initiate_;