Fix usage of PhoneNumberUtils.isUriNumber

PhoneNumberUtils.isUriNumber is private and should not be used.

Bug: 6948882
Change-Id: I0724364080a402b64c78f2d82aed72e9acc04111
diff --git a/src/com/android/contacts/common/CallUtil.java b/src/com/android/contacts/common/CallUtil.java
index d61b700..87b8f83 100644
--- a/src/com/android/contacts/common/CallUtil.java
+++ b/src/com/android/contacts/common/CallUtil.java
@@ -19,8 +19,8 @@
 import android.content.ComponentName;
 import android.content.Intent;
 import android.net.Uri;
-import android.telephony.PhoneNumberUtils;
 
+import com.android.contacts.common.util.PhoneNumberHelper;
 import com.android.phone.common.PhoneConstants;
 
 /**
@@ -85,7 +85,7 @@
      * numbers.
      */
     public static Uri getCallUri(String number) {
-        if (PhoneNumberUtils.isUriNumber(number)) {
+        if (PhoneNumberHelper.isUriNumber(number)) {
              return Uri.fromParts(SCHEME_SIP, number, null);
         }
         return Uri.fromParts(SCHEME_TEL, number, null);