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First of three patches to reject promises if the frame is not connected
or the frame disconnected while the promise was not fulfilled.

Implements:

1. The ActiveAlgorithm set[1] as m_activeAlgorithms in BluetoothRemoteGATTServer
2. gattServer-connection-checking wrapper[2] as GetPrimaryServicesCallback in
   BluetoothRemoteGattServer.cpp
3. Connection check of query bluetooth cache[3] in getPrimaryServicesImpl.

[1] https://webbluetoothcg.github.io/web-bluetooth/#dom-bluetoothremotegattserver-activealgorithms-slot
[2] https://webbluetoothcg.github.io/web-bluetooth/#connection-checking-wrapper
[3] https://webbluetoothcg.github.io/web-bluetooth/#query-the-bluetooth-cache

BUG=608538

Review-Url: https://codereview.chromium.org/2183903002
Cr-Commit-Position: refs/heads/master@{#408729}