ProfileActivity: Do not use onClick for menus

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

app/src/main/java/com/wireguard/android/ProfileDetailActivity.java

@@ -2,6 +2,7 @@ package com.wireguard.android;
 
 import android.app.Fragment;
 import android.os.Bundle;
+import android.view.MenuItem;
 
 /**
  * Activity that allows viewing information about a single WireGuard profile.
@@ -16,4 +17,14 @@ public class ProfileDetailActivity extends ProfileActivity {
         Fragment detailFragment = getFragmentManager().findFragmentByTag(TAG_DETAIL);
         ((ProfileDetailFragment) detailFragment).setProfile(getCurrentProfile());
     }
+
+    @Override
+    public void onMenuEdit(MenuItem item) {
+
+    }
+
+    @Override
+    public void onMenuSave(MenuItem item) {
+        throw new IllegalStateException();
+    }
 }