bluetooth: Require valid UUIDs when testing against Web Bluetooth Blacklist.

content/browser/bluetooth/bluetooth_blacklist.h

 // Copyright 2016 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 CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_BLACKLIST_H_
 #define CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_BLACKLIST_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 26 matching lines @@
 
   ~BluetoothBlacklist();
 
   // Returns a singleton instance of the blacklist.
   static BluetoothBlacklist& Get();
 
   // Adds a UUID to the blacklist to be excluded from operations. Crash if the
   // UUID is already in the blacklist.
   void AddOrDie(const device::BluetoothUUID&, Value);
 
-  // Returns if a UUID is excluded from all operations.
+  // Returns if a UUID is excluded from all operations. UUID must be valid.
   bool IsExcluded(const device::BluetoothUUID&) const;
 
   // Returns if any UUID in a set of filters is excluded from all operations.
+  // UUID must be valid.
   bool IsExcluded(const std::vector<content::BluetoothScanFilter>&);
 
-  // Returns if a UUID is excluded from read operations.
+  // Returns if a UUID is excluded from read operations. UUID must be valid.
   bool IsExcludedFromReads(const device::BluetoothUUID&) const;
 
-  // Returns if a UUID is excluded from write operations.
+  // Returns if a UUID is excluded from write operations. UUID must be valid.
   bool IsExcludedFromWrites(const device::BluetoothUUID&) const;
 
   // Modifies a list of UUIDs, removing any UUIDs with Value::EXCLUDE.
   void RemoveExcludedUuids(std::vector<device::BluetoothUUID>*);
 
   // Size of blacklist.
   size_t size() { return blacklisted_uuids_.size(); }
 
   void ResetToDefaultValuesForTest();
 
  private:
   // friend LazyInstance to permit access to private constructor.
   friend base::DefaultLazyInstanceTraits<BluetoothBlacklist>;
 
   BluetoothBlacklist();
 
   void PopulateWithDefaultValues();
 
   // Map of UUID to blacklisted value.
   std::map<device::BluetoothUUID, Value> blacklisted_uuids_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothBlacklist);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_BLACKLIST_H_