Connection failure (similar to connection success) is the end of the
processng of a request. We should dismiss the dialog on connection
failure.
Bug: 158844146
Test: Manual tests - Simulate connection failure and ensure that the
dialog vanishes with a toast.
Change-Id: I625ca76298ed549dbed76d398aea0c957c9102fc
Implement new flow for Single SSID mode of NetworkRequestDialog.
There is a new design for single SSID mode of NetworkRequestDialog.
Bug: b/132904234
Test: make RunSettingsRoboTests -j32 ROBOTEST_FILTER=com.android.settings.wifi
Change-Id: Ice19842243ea6f24a3ea74cf6e90a473080b8983