diff --git a/framework-t/api/system-current.txt b/framework-t/api/system-current.txt
index e1bfdb2..4739d8d 100644
--- a/framework-t/api/system-current.txt
+++ b/framework-t/api/system-current.txt
@@ -13,7 +13,7 @@
 package android.nearby {
 
   public interface BroadcastCallback {
-    method public void onStatus(int);
+    method public void onStatusChanged(int);
     field public static final int STATUS_FAILURE = 1; // 0x1
     field public static final int STATUS_FAILURE_ALREADY_REGISTERED = 2; // 0x2
     field public static final int STATUS_FAILURE_MISSING_PERMISSIONS = 4; // 0x4
@@ -29,10 +29,12 @@
     method public int getVersion();
     method public void writeToParcel(@NonNull android.os.Parcel, int);
     field public static final int BROADCAST_TYPE_NEARBY_PRESENCE = 3; // 0x3
+    field public static final int BROADCAST_TYPE_UNKNOWN = -1; // 0xffffffff
     field @NonNull public static final android.os.Parcelable.Creator<android.nearby.BroadcastRequest> CREATOR;
+    field public static final int PRESENCE_VERSION_UNKNOWN = -1; // 0xffffffff
     field public static final int PRESENCE_VERSION_V0 = 0; // 0x0
     field public static final int PRESENCE_VERSION_V1 = 1; // 0x1
-    field public static final int UNKNOWN_TX_POWER = -100; // 0xffffff9c
+    field public static final int UNKNOWN_TX_POWER = -127; // 0xffffff81
   }
 
   public final class CredentialElement implements android.os.Parcelable {
@@ -344,11 +346,10 @@
   }
 
   public static final class PresenceBroadcastRequest.Builder {
-    ctor public PresenceBroadcastRequest.Builder(@NonNull java.util.List<java.lang.Integer>, @NonNull byte[]);
+    ctor public PresenceBroadcastRequest.Builder(@NonNull java.util.List<java.lang.Integer>, @NonNull byte[], @NonNull android.nearby.PrivateCredential);
     method @NonNull public android.nearby.PresenceBroadcastRequest.Builder addAction(@IntRange(from=1, to=255) int);
     method @NonNull public android.nearby.PresenceBroadcastRequest.Builder addExtendedProperty(@NonNull android.nearby.DataElement);
     method @NonNull public android.nearby.PresenceBroadcastRequest build();
-    method @NonNull public android.nearby.PresenceBroadcastRequest.Builder setCredential(@NonNull android.nearby.PrivateCredential);
     method @NonNull public android.nearby.PresenceBroadcastRequest.Builder setTxPower(@IntRange(from=0xffffff81, to=126) int);
     method @NonNull public android.nearby.PresenceBroadcastRequest.Builder setVersion(int);
   }
@@ -386,19 +387,15 @@
   }
 
   public static final class PresenceDevice.Builder {
-    ctor public PresenceDevice.Builder();
+    ctor public PresenceDevice.Builder(@NonNull String, @NonNull byte[], @NonNull byte[], @NonNull byte[]);
     method @NonNull public android.nearby.PresenceDevice.Builder addExtendedProperty(@NonNull android.nearby.DataElement);
     method @NonNull public android.nearby.PresenceDevice.Builder addMedium(int);
     method @NonNull public android.nearby.PresenceDevice build();
-    method @NonNull public android.nearby.PresenceDevice.Builder setDeviceId(@NonNull String);
     method @NonNull public android.nearby.PresenceDevice.Builder setDeviceImageUrl(@Nullable String);
     method @NonNull public android.nearby.PresenceDevice.Builder setDeviceType(int);
     method @NonNull public android.nearby.PresenceDevice.Builder setDiscoveryTimestampMillis(long);
-    method @NonNull public android.nearby.PresenceDevice.Builder setEncryptedIdentity(@NonNull byte[]);
     method @NonNull public android.nearby.PresenceDevice.Builder setName(@Nullable String);
     method @NonNull public android.nearby.PresenceDevice.Builder setRssi(int);
-    method @NonNull public android.nearby.PresenceDevice.Builder setSalt(@NonNull byte[]);
-    method @NonNull public android.nearby.PresenceDevice.Builder setSecretId(@NonNull byte[]);
   }
 
   public final class PresenceScanFilter extends android.nearby.ScanFilter implements android.os.Parcelable {