Planned implementation of CreateGattConnection

device/bluetooth/bluetooth_low_energy_device_mac.h

Index: device/bluetooth/bluetooth_low_energy_device_mac.h
diff --git a/device/bluetooth/bluetooth_low_energy_device_mac.h b/device/bluetooth/bluetooth_low_energy_device_mac.h
index 2a341767ab30a6029846a1a7853dcfca0b8724c0..34bdc76f8fdfa4d52feb5738b9a9e9de992db412 100644
--- a/device/bluetooth/bluetooth_low_energy_device_mac.h
+++ b/device/bluetooth/bluetooth_low_energy_device_mac.h
@@ -16,6 +16,7 @@
 #include "base/mac/scoped_nsobject.h"
 #include "base/mac/sdk_forward_declarations.h"
 #include "crypto/sha2.h"
+#include "device/bluetooth/bluetooth_adapter.h"
 #include "device/bluetooth/bluetooth_device_mac.h"
 
 namespace device {
@@ -27,7 +28,9 @@ class DEVICE_BLUETOOTH_EXPORT BluetoothLowEnergyDeviceMac
  public:
   BluetoothLowEnergyDeviceMac(CBPeripheral* peripheral,
                               NSDictionary* advertisement_data,
-                              int rssi);
+                              int rssi,
+                              BluetoothAdapter* adapter,
+                              CBCentralManager* central_manager);
   ~BluetoothLowEnergyDeviceMac() override;
 
   int GetRSSI() const;
@@ -97,13 +100,23 @@ class DEVICE_BLUETOOTH_EXPORT BluetoothLowEnergyDeviceMac
  private:
   friend class BluetoothAdapterMac;
   friend class BluetoothAdapterMacTest;
+  friend class BluetoothGattConnectionMac;
 
   // Equivalent to [peripheral_ state].  Allows compilation on OS X 10.6.
   CBPeripheralState GetPeripheralState() const;
 
-  // CoreBluetooth data structure.
+  // Convenience method to clear the four callback vectors.
+  void ClearConnectionCallbacks();
+
+  // Underylying CoreBluetooth representation of the bluetooth device.
   base::scoped_nsobject<CBPeripheral> peripheral_;
 
+  // Underlying CoreBluetooth CBCentralManager.
+  CBCentralManager* central_manager_ = nil;
+
+  // The adapter that owns this device instance.
+  BluetoothAdapter* adapter_ = NULL;
+
   // RSSI value.
   int rssi_;
 
@@ -123,6 +136,16 @@ class DEVICE_BLUETOOTH_EXPORT BluetoothLowEnergyDeviceMac
   // The services (identified by UUIDs) that this device provides.
   std::set<BluetoothUUID> advertised_uuids_;
 
+  // Lists of CreateGattConnection() and Disconnect() callbacks.
+  std::vector<GattConnectionCallback> create_gatt_connection_success_callbacks_;
+  std::vector<ConnectErrorCallback> create_gatt_connection_error_callbacks_;
+  std::vector<base::Closure> disconnect_success_callbacks_;
+  std::vector<ErrorCallback> disconnect_error_callbacks_;
+
+  // Note: This should remain the last member so it'll be destroyed and
+  // invalidate its weak pointers before any other members are destroyed.
+  base::WeakPtrFactory<BluetoothLowEnergyDeviceMac> weak_ptr_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(BluetoothLowEnergyDeviceMac);
 };