bluetooth: Implement hardware filtering on macOS

device/bluetooth/test/mock_bluetooth_central_manager_mac.mm

 // Copyright 2015 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.
 
 #import "device/bluetooth/test/mock_bluetooth_central_manager_mac.h"
 
 #import "device/bluetooth/test/bluetooth_test_mac.h"
 #import "device/bluetooth/test/mock_bluetooth_cbperipheral_mac.h"
 
 @implementation MockCentralManager
@@ skipping 15 matching lines @@
 - (BOOL)isMemberOfClass:(Class)aClass {
   if (aClass == [CBCentralManager class] ||
       [aClass isSubclassOfClass:[CBCentralManager class]]) {
     return YES;
   }
   return [super isKindOfClass:aClass];
 }
 
 - (void)scanForPeripheralsWithServices:(NSArray*)serviceUUIDs
                                options:(NSDictionary*)options {
+  scan_uuids_.reset([serviceUUIDs retain]);
   _scanForPeripheralsCallCount++;
 }
 
 - (void)stopScan {
   _stopScanCallCount++;
 }
 
 - (void)connectPeripheral:(CBPeripheral*)peripheral
                   options:(NSDictionary*)options {
   if (_bluetoothTestMac) {
     _bluetoothTestMac->OnFakeBluetoothDeviceConnectGattCalled();
   }
 }
 
 - (void)cancelPeripheralConnection:(CBPeripheral*)peripheral {
   if (_bluetoothTestMac) {
     _bluetoothTestMac->OnFakeBluetoothGattDisconnect();
   }
 }
 
+- (NSArray*)scan_uuids {
+  return scan_uuids_.get();
+}
+
+- (void)resetEventCounts {
+  _scanForPeripheralsCallCount = 0;
+  _stopScanCallCount = 0;
+}
+
 @end