Support datalist for date/time input types on Android

content/public/android/java/src/org/chromium/content/browser/input/TwoFieldDatePickerDialog.java

Index: content/public/android/java/src/org/chromium/content/browser/input/TwoFieldDatePickerDialog.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/input/TwoFieldDatePickerDialog.java b/content/public/android/java/src/org/chromium/content/browser/input/TwoFieldDatePickerDialog.java
index 4dc3fa46cc7af996cce1a5071d2e46715db9680e..003002d3af1f5a574beb51938c37a325165ac9f3 100644
--- a/content/public/android/java/src/org/chromium/content/browser/input/TwoFieldDatePickerDialog.java
+++ b/content/public/android/java/src/org/chromium/content/browser/input/TwoFieldDatePickerDialog.java
@@ -30,11 +30,10 @@ public abstract class TwoFieldDatePickerDialog extends AlertDialog implements On
     public interface OnValueSetListener {
 
         /**
-         * @param year The year that was set.
-         * @param positionInYear The week in year.
+         * @param value The value that was set.
          *  with {@link java.util.Calendar}.
          */
-        void onValueSet(int year, int positionInYear);
+        void onValueSet(double value);
      }
 
     /**
@@ -93,7 +92,12 @@ public abstract class TwoFieldDatePickerDialog extends AlertDialog implements On
     /**
      * Notifies the listener, if such, that a date has been set.
      */
-    protected abstract void tryNotifyDateSet();
+    protected void tryNotifyDateSet() {
+        if (mCallBack != null) {
+            mPicker.clearFocus();
+            mCallBack.onValueSet(mPicker.getValue());
+        }
+    }
 
     @Override
     protected void onStop() {