Revert "Hide CarrierPrivilege APIs in TelMgr."

This reverts commit b7aa9e4a6338811d4dacc77e6024a0b97a99e5e9.

Change-Id: I212cd4f1b7b45e0523fc47b2a9c2a6b487e9dbb5
diff --git a/api/current.txt b/api/current.txt
index 6010e87..6a7616d 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -28860,6 +28860,7 @@
     method public java.lang.String getSubscriberId();
     method public java.lang.String getVoiceMailAlphaTag();
     method public java.lang.String getVoiceMailNumber();
+    method public int hasCarrierPrivileges();
     method public boolean hasIccCard();
     method public boolean iccCloseLogicalChannel(int);
     method public byte[] iccExchangeSimIO(int, int, int, int, int, java.lang.String);
@@ -28870,11 +28871,18 @@
     method public boolean isSmsCapable();
     method public void listen(android.telephony.PhoneStateListener, int);
     method public java.lang.String sendEnvelopeWithStatus(java.lang.String);
+    method public boolean setGlobalPreferredNetworkType();
+    method public void setLine1NumberForDisplay(java.lang.String, java.lang.String);
+    method public boolean setOperatorBrandOverride(java.lang.String);
     field public static final java.lang.String ACTION_PHONE_STATE_CHANGED = "android.intent.action.PHONE_STATE";
     field public static final java.lang.String ACTION_RESPOND_VIA_MESSAGE = "android.intent.action.RESPOND_VIA_MESSAGE";
     field public static final int CALL_STATE_IDLE = 0; // 0x0
     field public static final int CALL_STATE_OFFHOOK = 2; // 0x2
     field public static final int CALL_STATE_RINGING = 1; // 0x1
+    field public static final int CARRIER_PRIVILEGE_STATUS_ERROR_LOADING_RULES = -2; // 0xfffffffe
+    field public static final int CARRIER_PRIVILEGE_STATUS_HAS_ACCESS = 1; // 0x1
+    field public static final int CARRIER_PRIVILEGE_STATUS_NO_ACCESS = 0; // 0x0
+    field public static final int CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED = -1; // 0xffffffff
     field public static final int DATA_ACTIVITY_DORMANT = 4; // 0x4
     field public static final int DATA_ACTIVITY_IN = 1; // 0x1
     field public static final int DATA_ACTIVITY_INOUT = 3; // 0x3
diff --git a/telecomm/java/android/telecom/PhoneAccount.java b/telecomm/java/android/telecom/PhoneAccount.java
index 9ab7ffa..4b059b2 100644
--- a/telecomm/java/android/telecom/PhoneAccount.java
+++ b/telecomm/java/android/telecom/PhoneAccount.java
@@ -283,6 +283,9 @@
      * The raw callback number used for this {@code PhoneAccount}, as distinct from
      * {@link #getAddress()}. For the majority of {@code PhoneAccount}s this should be registered
      * as {@code null}.  It is used by the system for SIM-based {@code PhoneAccount} registration
+     * where {@link android.telephony.TelephonyManager#setLine1NumberForDisplay(String, String)}
+     * has been used to alter the callback number.
+     * <p>
      *
      * @return The subscription number, suitable for display to the user.
      */
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 63fb3b75..869bb90 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -1769,7 +1769,6 @@
      *
      * @param alphaTag alpha-tagging of the dailing nubmer
      * @param number The dialing number
-     * @hide
      */
     public void setLine1NumberForDisplay(String alphaTag, String number) {
         setLine1NumberForDisplayForSubscriber(getDefaultSubscription(), alphaTag, number);
@@ -2414,6 +2413,7 @@
      *
      * <p>Requires Permission:
      *   {@link android.Manifest.permission#MODIFY_PHONE_STATE MODIFY_PHONE_STATE}
+     * Or the calling app has carrier privileges. @see #hasCarrierPrivileges
      *
      * @param AID Application id. See ETSI 102.221 and 101.220.
      * @return an IccOpenLogicalChannelResponse object.
@@ -2434,6 +2434,7 @@
      *
      * <p>Requires Permission:
      *   {@link android.Manifest.permission#MODIFY_PHONE_STATE MODIFY_PHONE_STATE}
+     * Or the calling app has carrier privileges. @see #hasCarrierPrivileges
      *
      * @param channel is the channel id to be closed as retruned by a successful
      *            iccOpenLogicalChannel.
@@ -2455,6 +2456,7 @@
      *
      * <p>Requires Permission:
      *   {@link android.Manifest.permission#MODIFY_PHONE_STATE MODIFY_PHONE_STATE}
+     * Or the calling app has carrier privileges. @see #hasCarrierPrivileges
      *
      * @param channel is the channel id to be closed as returned by a successful
      *            iccOpenLogicalChannel.
@@ -2486,6 +2488,7 @@
      *
      * <p>Requires Permission:
      *   {@link android.Manifest.permission#MODIFY_PHONE_STATE MODIFY_PHONE_STATE}
+     * Or the calling app has carrier privileges. @see #hasCarrierPrivileges
      *
      * @param cla Class of the APDU command.
      * @param instruction Instruction of the APDU command.
@@ -2513,6 +2516,7 @@
      *
      * <p>Requires Permission:
      *   {@link android.Manifest.permission#MODIFY_PHONE_STATE MODIFY_PHONE_STATE}
+     * Or the calling app has carrier privileges. @see #hasCarrierPrivileges
      *
      * @param fileID
      * @param command
@@ -2538,6 +2542,7 @@
      *
      * <p>Requires Permission:
      *   {@link android.Manifest.permission#MODIFY_PHONE_STATE MODIFY_PHONE_STATE}
+     * Or the calling app has carrier privileges. @see #hasCarrierPrivileges
      *
      * @param content String containing SAT/USAT response in hexadecimal
      *                format starting with command tag. See TS 102 223 for
@@ -3002,7 +3007,6 @@
      * Or the calling app has carrier privileges. @see #hasCarrierPrivileges
      *
      * @return true on success; false on any failure.
-     * @hide
      */
     public boolean setGlobalPreferredNetworkType() {
         return setPreferredNetworkType(RILConstants.NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA);
@@ -3010,23 +3014,10 @@
 
     /**
      * Values used to return status for hasCarrierPrivileges call.
-     * @hide
      */
     public static final int CARRIER_PRIVILEGE_STATUS_HAS_ACCESS = 1;
-    /**
-     * Values used to return status for hasCarrierPrivileges call.
-     * @hide
-     */
     public static final int CARRIER_PRIVILEGE_STATUS_NO_ACCESS = 0;
-    /**
-     * Values used to return status for hasCarrierPrivileges call.
-     * @hide
-     */
     public static final int CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED = -1;
-    /**
-     * Values used to return status for hasCarrierPrivileges call.
-     * @hide
-     */
     public static final int CARRIER_PRIVILEGE_STATUS_ERROR_LOADING_RULES = -2;
 
     /**
@@ -3043,7 +3034,6 @@
      *         CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED if the carrier rules are not loaded.
      *         CARRIER_PRIVILEGE_STATUS_ERROR_LOADING_RULES if there was an error loading carrier
      *             rules (or if there are no rules).
-     * @hide
      */
     public int hasCarrierPrivileges() {
         try {
@@ -3070,7 +3060,6 @@
      *
      * @param brand The brand name to display/set.
      * @return true if the operation was executed correctly.
-     * @hide
      */
     public boolean setOperatorBrandOverride(String brand) {
         try {