Fix date picker performance issues, crash, and incorrect pre-1582 dates.

ui/android/javatests/src/org/chromium/ui/picker/DateDialogNormalizerTest.java

Index: ui/android/javatests/src/org/chromium/ui/picker/DateDialogNormalizerTest.java
diff --git a/ui/android/javatests/src/org/chromium/ui/picker/DateDialogNormalizerTest.java b/ui/android/javatests/src/org/chromium/ui/picker/DateDialogNormalizerTest.java
deleted file mode 100644
index 22aeb0f455487abe0c21237c655e3c40f0d136af..0000000000000000000000000000000000000000
--- a/ui/android/javatests/src/org/chromium/ui/picker/DateDialogNormalizerTest.java
+++ /dev/null
@@ -1,82 +0,0 @@
-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.ui.picker;
-
-import android.test.InstrumentationTestCase;
-import android.test.suitebuilder.annotation.SmallTest;
-import android.widget.DatePicker;
-
-import java.util.Calendar;
-import java.util.TimeZone;
-
-/**
- * Tests methods in DateDialogNormalizer.
- */
-public class DateDialogNormalizerTest extends InstrumentationTestCase {
-    @SmallTest
-    public void testTrimToDate() {
-        Calendar cal = DateDialogNormalizer.trimToDate(1501542000000L);
-        assertEquals(2017, cal.get(Calendar.YEAR));
-        assertEquals(6, cal.get(Calendar.MONTH)); // getMonth returns a 0 based range
-        assertEquals(31, cal.get(Calendar.DAY_OF_MONTH));
-        assertEquals(0, cal.get(Calendar.HOUR));
-        assertEquals(0, cal.get(Calendar.MINUTE));
-        assertEquals(0, cal.get(Calendar.SECOND));
-
-        cal = DateDialogNormalizer.trimToDate(1501542002365L);
-        assertEquals(2017, cal.get(Calendar.YEAR));
-        assertEquals(6, cal.get(Calendar.MONTH));
-        assertEquals(31, cal.get(Calendar.DAY_OF_MONTH));
-        assertEquals(0, cal.get(Calendar.HOUR));
-        assertEquals(0, cal.get(Calendar.MINUTE));
-        assertEquals(0, cal.get(Calendar.SECOND));
-    }
-
-    @SmallTest
-    public void testSetLimits() {
-        DatePicker picker = new DatePicker(getInstrumentation().getContext());
-        picker.updateDate(2015, 5, 25);
-
-        // if min && max are the same does nothing
-        DateDialogNormalizer.setLimits(picker, 5, 5);
-        assertEquals(2015, picker.getYear());
-        assertEquals(5, picker.getMonth());
-        assertEquals(25, picker.getDayOfMonth());
-
-        // min > max does nothing
-        DateDialogNormalizer.setLimits(picker, 6, 5);
-        assertEquals(2015, picker.getYear());
-        assertEquals(5, picker.getMonth());
-        assertEquals(25, picker.getDayOfMonth());
-
-        // If the picker date is not within range it is not respected
-        // July 31 2017 to July 31 2018
-        DateDialogNormalizer.setLimits(picker, 1501542000000L, 1533078000000L);
-        assertEquals(2017, picker.getYear());
-        assertEquals(6, picker.getMonth()); // getMonth returns a 0 based range
-        assertEquals(31, picker.getDayOfMonth());
-
-        picker.updateDate(2015, 5, 25);
-
-        TimeZone defaultTimeZone = TimeZone.getDefault();
-        // "Japan" timezone: earlier than UTC by 9 hours, no DST.
-        TimeZone.setDefault(TimeZone.getTimeZone("Japan"));
-
-        // Same thing if it's not respected because it's in the future of the range
-        // July 31 2012 to July 31 2014
-        DateDialogNormalizer.setLimits(picker, 1343775600000L, 1406847600000L);
-        assertEquals(2012, picker.getYear());
-        assertEquals(6, picker.getMonth());
-        assertEquals(31, picker.getDayOfMonth());
-
-        // MinDate and MaxDate should be translated to the defalut time zone.
-        final long millisPerHour = 60 * 60 * 1000;
-        // 1343692800000: July 31 2012 00:00 UTC
-        assertEquals(1343692800000L - 9 * millisPerHour, picker.getMinDate());
-        // 1406764800000: July 31 2014 00:00 UTC
-        assertEquals(1406764800000L - 9 * millisPerHour, picker.getMaxDate());
-        TimeZone.setDefault(defaultTimeZone);
-    }
-}