Update of change event for datetime input type

Source/core/html/forms/BaseMultipleFieldsDateAndTimeInputType.cpp

Index: Source/core/html/forms/BaseMultipleFieldsDateAndTimeInputType.cpp
diff --git a/Source/core/html/forms/BaseMultipleFieldsDateAndTimeInputType.cpp b/Source/core/html/forms/BaseMultipleFieldsDateAndTimeInputType.cpp
index 3fbe6236e7b4398297633f29013a9b138c182de6..6b3580839415aea58d38ed211a1c1cbdc7453a44 100644
--- a/Source/core/html/forms/BaseMultipleFieldsDateAndTimeInputType.cpp
+++ b/Source/core/html/forms/BaseMultipleFieldsDateAndTimeInputType.cpp
@@ -187,7 +187,6 @@ void BaseMultipleFieldsDateAndTimeInputType::editControlValueChanged()
         input->setValueInternal(newValue, DispatchNoEvent);
         input->setNeedsStyleRecalc();
         input->dispatchFormControlInputEvent();
-        input->dispatchFormControlChangeEvent();
     }
     input->notifyFormStateChanged();
     input->updateClearButtonVisibility();
@@ -259,6 +258,7 @@ void BaseMultipleFieldsDateAndTimeInputType::pickerIndicatorChooseValue(const St
     unsigned end;
     if (date.parseDate(value, 0, end) && end == value.length())
         edit->setOnlyYearMonthDay(date);
+    element().dispatchFormControlChangeEvent();
 }
 
 void BaseMultipleFieldsDateAndTimeInputType::pickerIndicatorChooseValue(double value)
@@ -430,6 +430,7 @@ void BaseMultipleFieldsDateAndTimeInputType::handleKeydownEvent(KeyboardEvent* e
     } else {
         forwardEvent(event);
     }
+    element().dispatchFormControlChangeEvent();

[tkent, 2014/01/20 02:05:22]

We shouldn't put dispatchFormControlChangeEvent here because it looks unclear
why we need it. We should move it elsewhere.

 }
 
 bool BaseMultipleFieldsDateAndTimeInputType::hasBadInput() const