Implementing GATT connection/disconnect on OS X.

device/bluetooth/bluetooth_low_energy_central_manager_delegate.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.
 
 #include "device/bluetooth/bluetooth_low_energy_central_manager_delegate.h"
 
 #include "device/bluetooth/bluetooth_adapter_mac.h"
 #include "device/bluetooth/bluetooth_low_energy_discovery_manager_mac.h"
 
 namespace device {
@@ skipping 15 matching lines @@
                                     int rssi) {
     discovery_manager_->DiscoveredPeripheral(peripheral, advertisementData,
                                              rssi);
   }
 
   virtual void UpdatedState() {
     discovery_manager_->TryStartDiscovery();
     adapter_->LowEnergyCentralManagerUpdatedState();
   }
 
+  virtual void DidConnectPeripheral(CBPeripheral* peripheral) {
+    adapter_->DidConnectPeripheral(peripheral);
+  }
+
+  virtual void DidFailToConnectPeripheral(CBPeripheral* peripheral,
+                                          NSError* error) {
+    adapter_->DidFailToConnectPeripheral(peripheral, error);
+  }
+
+  virtual void DidDisconnectPeripheral(CBPeripheral* peripheral,
+                                       NSError* error) {
+    adapter_->DidDisconnectPeripheral(peripheral, error);
+  }
+
  private:
   BluetoothLowEnergyDiscoveryManagerMac* discovery_manager_;
   BluetoothAdapterMac* adapter_;
 };
 
 }  // namespace device
 
 @implementation BluetoothLowEnergyCentralManagerDelegate
 
 - (id)initWithDiscoveryManager:
@@ skipping 12 matching lines @@
                   RSSI:(NSNumber*)RSSI {
   // Notifies the discovery of a device.
   bridge_->DiscoveredPeripheral(peripheral, advertisementData, [RSSI intValue]);
 }
 
 - (void)centralManagerDidUpdateState:(CBCentralManager*)central {
   // Notifies when the powered state of the central manager changed.
   bridge_->UpdatedState();
 }
 
+- (void)centralManager:(CBCentralManager*)central
+    didConnectPeripheral:(CBPeripheral*)peripheral {
+  bridge_->DidConnectPeripheral(peripheral);
+}
+
+- (void)centralManager:(CBCentralManager*)central
+    didFailToConnectPeripheral:(CBPeripheral*)peripheral
+                         error:(nullable NSError*)error {
+  bridge_->DidFailToConnectPeripheral(peripheral, error);
+}
+
+- (void)centralManager:(CBCentralManager*)central
+    didDisconnectPeripheral:(CBPeripheral*)peripheral
+                      error:(nullable NSError*)error {
+  bridge_->DidDisconnectPeripheral(peripheral, error);
+}
+
 @end