The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/9db202163870c27fdcca79eb95e75a610e8f8a29

commit 9db202163870c27fdcca79eb95e75a610e8f8a29
Author: jlebel <jlebel@chromium.org>
Date: Wed Jun 29 15:03:48 2016

Adding implementation start characteristic notification
BluetoothRemoteGattCharacteristicMac, and adding unit tests, mock and
simulation.

Stop notification will be done in a next patch, crbug/624019

BUG= 609068 

Review-Url: https://codereview.chromium.org/2094633003
Cr-Commit-Position: refs/heads/master@{#402811}

[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/BUILD.gn
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/bluetooth.gyp
[add] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/bluetooth_gatt_notify_session_mac.h
[add] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/bluetooth_gatt_notify_session_mac.mm
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/bluetooth_low_energy_device_mac.h
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/bluetooth_low_energy_device_mac.mm
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/bluetooth_low_energy_peripheral_delegate.mm
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/bluetooth_remote_gatt_characteristic_mac.h
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/bluetooth_remote_gatt_characteristic_mac.mm
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/bluetooth_remote_gatt_characteristic_unittest.cc
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/bluetooth_remote_gatt_service_mac.h
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/bluetooth_remote_gatt_service_mac.mm
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/test/bluetooth_test_mac.h
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/test/bluetooth_test_mac.mm
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/test/mock_bluetooth_cbcharacteristic_mac.h
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/test/mock_bluetooth_cbcharacteristic_mac.mm
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/device/bluetooth/test/mock_bluetooth_cbperipheral_mac.mm
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/third_party/WebKit/LayoutTests/TestExpectations
[modify] https://crrev.com/9db202163870c27fdcca79eb95e75a610e8f8a29/third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTCharacteristic.cpp