Easy connect API changes.

1. Added getEasyConnectMaxAllowedResponderDeviceInfoLength()
method which returns EASY_CONNECT_DEVICE_INFO_MAXIMUM_LENGTH.
2. Removed default Elliptic curve cryptography type -
EASY_CONNECT_CRYPTOGRAPHY_CURVE_DEFAULT
3. Changed onBootstrapUriGenerated(uri) parameter type from string type
to android.net.Uri.

Bug: 176821776
Bug: 181892099
Test: atest com.android.server.wifi.WifiServiceImplTest
Test: cts test android.net.wifi.cts.EasyConnectStatusCallbackTest
Change-Id: I49439913c6e48337d5d122fc369235d5d8a6b8f3
7 files changed