From 11be3acfe08288fe15fb509ab35cbea177d270fd Mon Sep 17 00:00:00 2001
From: Neil Fuller <nfuller@google.com>
Date: Tue, 2 Oct 2018 10:15:36 +0100
Subject: [PATCH] Use ICU APIs not impl types

It's possible to use BasicTimeZone in place of OlsonTimeZone.
Although neither are currently public SDK APIs the BasicTimeZone
is preferable.

Bug: 113148576
Test: build
Change-Id: I745b17feee678ecd053fadc6c447107fa80918e8
---
 .../timezone/TimeZoneInfoPreferenceController.java     | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/com/android/settings/datetime/timezone/TimeZoneInfoPreferenceController.java b/src/com/android/settings/datetime/timezone/TimeZoneInfoPreferenceController.java
index 233111aa2f1..a819f101a87 100644
--- a/src/com/android/settings/datetime/timezone/TimeZoneInfoPreferenceController.java
+++ b/src/com/android/settings/datetime/timezone/TimeZoneInfoPreferenceController.java
@@ -17,10 +17,10 @@
 package com.android.settings.datetime.timezone;
 
 import android.content.Context;
-import android.icu.impl.OlsonTimeZone;
 import android.icu.text.DateFormat;
 import android.icu.text.DisplayContext;
 import android.icu.text.SimpleDateFormat;
+import android.icu.util.BasicTimeZone;
 import android.icu.util.Calendar;
 import android.icu.util.TimeZone;
 import android.icu.util.TimeZoneTransition;
@@ -115,17 +115,17 @@ public class TimeZoneInfoPreferenceController extends BaseTimeZonePreferenceCont
     }
 
     private TimeZoneTransition findNextDstTransition(TimeZone timeZone) {
-        if (!(timeZone instanceof OlsonTimeZone)) {
+        if (!(timeZone instanceof BasicTimeZone)) {
             return null;
         }
-        final OlsonTimeZone olsonTimeZone = (OlsonTimeZone) timeZone;
-        TimeZoneTransition transition = olsonTimeZone.getNextTransition(
+        final BasicTimeZone basicTimeZone = (BasicTimeZone) timeZone;
+        TimeZoneTransition transition = basicTimeZone.getNextTransition(
                 mDate.getTime(), /* inclusive */ false);
         do {
             if (transition.getTo().getDSTSavings() != transition.getFrom().getDSTSavings()) {
                 break;
             }
-            transition = olsonTimeZone.getNextTransition(
+            transition = basicTimeZone.getNextTransition(
                     transition.getTime(), /*inclusive */ false);
         } while (transition != null);
         return transition;