Fix crash that occurs on devices that does not have telephony features.

If the device does not have telephony features, internal modules should not create or initialize.

Bug: 323431082
Test: verify cf_x86_64_auto-trunk_staging-userdebug,
      tangorpro-trunk_staging-userdebug on boot time.
Test: manual test with tangor
      wifi on/off, bluetooth on/off, capture image, video

Change-Id: Ie079f1f7005efc23132bba95337d65d7f07b8452
diff --git a/src/com/android/phone/PhoneApp.java b/src/com/android/phone/PhoneApp.java
index df151bf..bb663dc 100644
--- a/src/com/android/phone/PhoneApp.java
+++ b/src/com/android/phone/PhoneApp.java
@@ -38,7 +38,11 @@
             mPhoneGlobals = new PhoneGlobals(this);
             mPhoneGlobals.onCreate();
 
-            TelecomAccountRegistry.getInstance(this).setupOnBoot();
+            TelecomAccountRegistry telecomAccountRegistry =
+                    TelecomAccountRegistry.getInstance(this);
+            if (telecomAccountRegistry != null) {
+                telecomAccountRegistry.setupOnBoot();
+            }
         }
     }
 }