TODO revision 1b5490ac8643a5969adaba6f68d872acd251d666 
1* Implement acquireProvider("settings")
2* Implement acquireUnstableProvider("com.android.contacts")
3* ComponentContextFixture to have "setUp/tearDown" to check for things like un-released providers
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5Bluetooth
6Speakerphone and audio modes
7Video calling
8Connection managers
9DTMF tones
10Call logging
11Ringback
12Missed calls
13Respond via SMS
14Permissions in registering PhoneAccounts
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