Ensure canonical Bluetooth UUIDs are used.

chrome/browser/chromeos/bluetooth/bluetooth_device.h

 // Copyright (c) 2012 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_CHROMEOS_BLUETOOTH_BLUETOOTH_DEVICE_H_
 #define CHROME_BROWSER_CHROMEOS_BLUETOOTH_BLUETOOTH_DEVICE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 174 matching lines @@
   // is called, in the success case the callback is simply not called.
   typedef base::Callback<void()> ErrorCallback;
 
   // Returns the services (as BluetoothServiceRecord objects) that this device
   // provides.
   typedef ScopedVector<BluetoothServiceRecord> ServiceRecordList;
   typedef base::Callback<void(const ServiceRecordList&)> ServiceRecordsCallback;
   void GetServiceRecords(const ServiceRecordsCallback& callback,
                          const ErrorCallback& error_callback);
 
-  // Indicates whether this device provides the given service.
+  // Indicates whether this device provides the given service.  |uuid| should
+  // be in canonical form (see bluetooth_utils::CanonicalUuid).
   virtual bool ProvidesServiceWithUUID(const std::string& uuid) const;
 
   // The ProvidesServiceCallback is used by ProvidesServiceWithName to indicate
   // whether or not a matching service was found.
   typedef base::Callback<void(bool)> ProvidesServiceCallback;
 
   // Indicates whether this device provides the given service.
   void ProvidesServiceWithName(const std::string& name,
                                const ProvidesServiceCallback& callback);
 
@@ skipping 398 matching lines @@
 
   // Used to keep track of pending application connection requests.
   int connecting_applications_counter_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothDevice);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_BLUETOOTH_BLUETOOTH_DEVICE_H_