am aa0dd586: Fix some warnings

* commit 'aa0dd58622335c458af9afc0e0656e4664293087':
  Fix some warnings
diff --git a/src/com/android/datetimepicker/date/DayPickerView.java b/src/com/android/datetimepicker/date/DayPickerView.java
index b1838da..47a2aa7 100644
--- a/src/com/android/datetimepicker/date/DayPickerView.java
+++ b/src/com/android/datetimepicker/date/DayPickerView.java
@@ -437,7 +437,7 @@
         event.setItemCount(-1);
    }
 
-    private String getMonthAndYearString(CalendarDay day) {
+    private static String getMonthAndYearString(CalendarDay day) {
         Calendar cal = Calendar.getInstance();
         cal.set(day.year, day.month, day.day);
 
diff --git a/src/com/android/datetimepicker/date/TextViewWithCircularIndicator.java b/src/com/android/datetimepicker/date/TextViewWithCircularIndicator.java
index 09a0a4b..ad78746 100644
--- a/src/com/android/datetimepicker/date/TextViewWithCircularIndicator.java
+++ b/src/com/android/datetimepicker/date/TextViewWithCircularIndicator.java
@@ -22,9 +22,7 @@
 import android.graphics.Paint;
 import android.graphics.Paint.Align;
 import android.graphics.Paint.Style;
-import android.text.format.DateUtils;
 import android.util.AttributeSet;
-import android.view.accessibility.AccessibilityEvent;
 import android.widget.TextView;
 
 import com.android.datetimepicker.R;
diff --git a/src/com/android/datetimepicker/date/YearPickerView.java b/src/com/android/datetimepicker/date/YearPickerView.java
index 70d2522..3ec968b 100644
--- a/src/com/android/datetimepicker/date/YearPickerView.java
+++ b/src/com/android/datetimepicker/date/YearPickerView.java
@@ -19,7 +19,6 @@
 import android.content.Context;
 import android.content.res.Resources;
 import android.graphics.drawable.StateListDrawable;
-import android.util.Log;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.accessibility.AccessibilityEvent;
@@ -30,7 +29,6 @@
 import android.widget.TextView;
 
 import com.android.datetimepicker.R;
-import com.android.datetimepicker.Utils;
 import com.android.datetimepicker.date.DatePickerDialog.OnDateChangedListener;
 
 import java.util.ArrayList;
@@ -98,7 +96,7 @@
         }
     }
 
-    private int getYearFromTextView(TextView view) {
+    private static int getYearFromTextView(TextView view) {
         return Integer.valueOf(view.getText().toString());
     }
 
diff --git a/src/com/android/datetimepicker/time/RadialPickerLayout.java b/src/com/android/datetimepicker/time/RadialPickerLayout.java
index 0f53bc4..1d44907 100644
--- a/src/com/android/datetimepicker/time/RadialPickerLayout.java
+++ b/src/com/android/datetimepicker/time/RadialPickerLayout.java
@@ -23,7 +23,6 @@
 import android.content.res.Resources;
 import android.os.Bundle;
 import android.os.Handler;
-import android.os.SystemClock;
 import android.text.format.DateUtils;
 import android.text.format.Time;
 import android.util.AttributeSet;
@@ -397,7 +396,7 @@
      * strictly lower, and 0 to snap to the closer one.
      * @return output degrees, will be a multiple of 30
      */
-    private int snapOnly30s(int degrees, int forceHigherOrLower) {
+    private static int snapOnly30s(int degrees, int forceHigherOrLower) {
         int stepSize = HOUR_VALUE_TO_DEGREES_STEP_SIZE;
         int floor = (degrees / stepSize) * stepSize;
         int ceiling = floor + stepSize;
@@ -569,8 +568,6 @@
         final Boolean[] isInnerCircle = new Boolean[1];
         isInnerCircle[0] = false;
 
-        long millis = SystemClock.uptimeMillis();
-
         switch(event.getAction()) {
             case MotionEvent.ACTION_DOWN:
                 if (!mInputEnabled) {
diff --git a/src/com/android/datetimepicker/time/TimePickerDialog.java b/src/com/android/datetimepicker/time/TimePickerDialog.java
index 6e585b5..feb9a8a 100644
--- a/src/com/android/datetimepicker/time/TimePickerDialog.java
+++ b/src/com/android/datetimepicker/time/TimePickerDialog.java
@@ -21,7 +21,6 @@
 import android.app.DialogFragment;
 import android.content.Context;
 import android.content.res.ColorStateList;
-import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.os.Bundle;
 import android.util.Log;
@@ -696,7 +695,7 @@
         }
     }
 
-    private int getValFromKeyCode(int keyCode) {
+    private static int getValFromKeyCode(int keyCode) {
         switch (keyCode) {
             case KeyEvent.KEYCODE_0:
                 return 0;