Remove shouldUseInputMethod

Source/core/html/forms/BaseMultipleFieldsDateAndTimeInputType.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 476 matching lines @@
 void BaseMultipleFieldsDateAndTimeInputType::setValue(const String& sanitizedValue, bool valueChanged, TextFieldEventBehavior eventBehavior)
 {
     InputType::setValue(sanitizedValue, valueChanged, eventBehavior);
     DateTimeEditElement* edit = dateTimeEditElement();
     if (valueChanged || (sanitizedValue.isEmpty() && edit && edit->anyEditableFieldsHaveValues())) {
         element().updateView();
         element().setNeedsValidityCheck();
     }
 }
 
-bool BaseMultipleFieldsDateAndTimeInputType::shouldUseInputMethod() const
-{
-    return false;
-}
-
 void BaseMultipleFieldsDateAndTimeInputType::stepAttributeChanged()
 {
     updateView();
 }
 
 void BaseMultipleFieldsDateAndTimeInputType::updateView()
 {
     DateTimeEditElement* edit = dateTimeEditElement();
     if (!edit)
         return;
@@ skipping 104 matching lines @@
         clearButton->setInlineStyleProperty(CSSPropertyPointerEvents, CSSValueNone);
     } else {
         clearButton->removeInlineStyleProperty(CSSPropertyOpacity);
         clearButton->removeInlineStyleProperty(CSSPropertyPointerEvents);
     }
 }
 
 } // namespace blink
 
 #endif