Remove call to getCurrentCountryIso

Class no longer uses countryIso so remove; call to getCurrentCountryIso
was throwing NPE.

Bug:9438025
Change-Id: I70b75b2d791e61bb4110a8dd711bbd2c6bb43b59
diff --git a/src/com/android/contacts/detail/ContactDetailFragment.java b/src/com/android/contacts/detail/ContactDetailFragment.java
index 2ab1edd..ee2df1c 100644
--- a/src/com/android/contacts/detail/ContactDetailFragment.java
+++ b/src/com/android/contacts/detail/ContactDetailFragment.java
@@ -159,7 +159,6 @@
 
     private Button mQuickFixButton;
     private QuickFix mQuickFix;
-    private String mDefaultCountryIso;
     private boolean mContactHasSocialUpdates;
     private boolean mShowStaticPhoto = true;
 
@@ -288,7 +287,6 @@
     public void onAttach(Activity activity) {
         super.onAttach(activity);
         mContext = activity;
-        mDefaultCountryIso = GeoUtil.getCurrentCountryIso(mContext);
         mViewEntryDimensions = new ViewEntryDimensions(mContext.getResources());
     }