Changes for TelecomManager API review

* clearAccounts -> clearPhoneAccounts
* handleMMi(PhoneAccountHandle, String) -> handleMMi(String, PhoneAccountHandle)
* hasMultipleCallCapableAccounts -> removed
Bug: 20160799

Change-Id: Ifcd26474f04b71aa725299b6016004151b76bc31

telecomm/java/android/telecom/TelecomManager.java

@@ -531,19 +531,6 @@ public class TelecomManager {
         return new ArrayList<>();
     }
 
-    /**
-     * Determine whether the device has more than one account registered that can make and receive
-     * phone calls.
-     *
-     * @return {@code true} if the device has more than one account registered and {@code false}
-     * otherwise.
-     * @hide
-     */
-    @SystemApi
-    public boolean hasMultipleCallCapableAccounts() {
-        return getCallCapablePhoneAccounts().size() > 1;
-    }
-
     /**
      *  Returns a list of all {@link PhoneAccount}s registered for the calling package.
      *
@@ -683,6 +670,15 @@ public class TelecomManager {
      * @hide
      */
     @SystemApi
+    public void clearPhoneAccounts() {
+        clearAccounts();
+    }
+    /**
+     * Remove all Accounts that belong to the calling package from the system.
+     * @deprecated Use {@link #clearPhoneAccounts()} instead.
+     * @hide
+     */
+    @SystemApi
     public void clearAccounts() {
         try {
             if (isServiceConnected()) {
@@ -1017,10 +1013,8 @@ public class TelecomManager {
      * @param accountHandle The handle for the account the MMI code should apply to.
      * @param dialString The digits to dial.
      * @return True if the digits were processed as an MMI code, false otherwise.
-     * @hide
      */
-    @SystemApi
-    public boolean handleMmi(PhoneAccountHandle accountHandle, String dialString) {
+    public boolean handleMmi(String dialString, PhoneAccountHandle accountHandle) {
         ITelecomService service = getTelecomService();
         if (service != null) {
             try {