Class android.nfc.NfcAdapter

Added Methods
boolean isObserveModeEnabled()  
boolean isObserveModeSupported()  
boolean isReaderOptionEnabled()  
boolean isReaderOptionSupported()  
void resetDiscoveryTechnology(Activity)  
void setDiscoveryTechnology(Activity, int, int)  
boolean setObserveModeEnabled(boolean)  
 

Added Fields
int FLAG_LISTEN_DISABLE  
int FLAG_LISTEN_KEEP  
int FLAG_LISTEN_NFC_PASSIVE_A  
int FLAG_LISTEN_NFC_PASSIVE_B  
int FLAG_LISTEN_NFC_PASSIVE_F  
int FLAG_READER_DISABLE  
int FLAG_READER_KEEP