Clean up nullable listeners in date and time picker delegates

Removes the NO_OP listener from TimePicker since we actually do null
checks everywhere already.

BUG: 17179502
Change-Id: I39a7d68253845c004027e31c59afc43be42195b7

1 files changed, 0 insertions, 12 deletions

diff --git a/core/java/android/widget/TimePickerClockDelegate.java b/core/java/android/widget/TimePickerClockDelegate.java
index 376e5b4..1b89179 100644
--- a/core/java/android/widget/TimePickerClockDelegate.java
+++ b/core/java/android/widget/TimePickerClockDelegate.java
@@ -73,16 +73,6 @@ class TimePickerClockDelegate extends TimePicker.AbstractTimePickerDelegate {
     private boolean mHourWithTwoDigit;
     private char mHourFormat;
 
-    /**
-     * A no-op callback used in the constructor to avoid null checks later in
-     * the code.
-     */
-    private static final TimePicker.OnTimeChangedListener NO_OP_CHANGE_LISTENER =
-            new TimePicker.OnTimeChangedListener() {
-                public void onTimeChanged(TimePicker view, int hourOfDay, int minute) {
-                }
-            };
-
     public TimePickerClockDelegate(TimePicker delegator, Context context, AttributeSet attrs,
             int defStyleAttr, int defStyleRes) {
         super(delegator, context);
@@ -216,8 +206,6 @@ class TimePickerClockDelegate extends TimePicker.AbstractTimePickerDelegate {
         updateMinuteControl();
         updateAmPmControl();
 
-        setOnTimeChangedListener(NO_OP_CHANGE_LISTENER);
-
         // set to current time
         setCurrentHour(mTempCalendar.get(Calendar.HOUR_OF_DAY));
         setCurrentMinute(mTempCalendar.get(Calendar.MINUTE));