Handle MMI for multi-SIM (1/3)

+ Add Telecomm and Telephony methods for handlePinMMIForSubscriber
+ Add Select Account dialog in Dialer for MMI

Bug: 17917937

Change-Id: I26fdc68a07ca0483bf7a052598fe31b1461fd486
diff --git a/telecomm/java/com/android/internal/telecom/ITelecomService.aidl b/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
index 91f44b9..fd47213 100644
--- a/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
+++ b/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
@@ -169,6 +169,11 @@
     boolean handlePinMmi(String dialString);
 
     /**
+     * @see TelecomServiceImpl#handleMmi
+     */
+    boolean handlePinMmiForPhoneAccount(in PhoneAccountHandle accountHandle, String dialString);
+
+    /**
      * @see TelecomServiceImpl#isTtySupported
      */
     boolean isTtySupported();