Remove dup code

Test: build

Signed-off-by: Taesu Lee <taesu82.lee@samsung.com>
Change-Id: I8ad7a265eb31bb52a6c7b3fea524b9e12733e583
diff --git a/src/com/android/phone/PhoneInterfaceManager.java b/src/com/android/phone/PhoneInterfaceManager.java
index d07be41..a28130d 100755
--- a/src/com/android/phone/PhoneInterfaceManager.java
+++ b/src/com/android/phone/PhoneInterfaceManager.java
@@ -7874,11 +7874,9 @@
         try {
             for (Phone phone: PhoneFactory.getPhones()) {
                 if (phone.getEmergencyNumberTracker() != null
-                        && phone.getEmergencyNumberTracker() != null) {
-                    if (phone.getEmergencyNumberTracker().isEmergencyNumber(
-                            number, exactMatch)) {
-                        return true;
-                    }
+                        && phone.getEmergencyNumberTracker()
+                                .isEmergencyNumber(number, exactMatch)) {
+                    return true;
                 }
             }
             return false;