Remove a part of type checking predicates of HTMLInputElement.

Source/core/rendering/RenderFileUploadControl.cpp

 /*
  * Copyright (C) 2006, 2007, 2012 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #include "config.h"
 #include "core/rendering/RenderFileUploadControl.h"
 
 #include "core/HTMLNames.h"
+#include "core/InputTypeNames.h"
 #include "core/dom/shadow/ElementShadow.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/editing/PositionWithAffinity.h"
 #include "core/fileapi/FileList.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/rendering/PaintInfo.h"
 #include "core/rendering/RenderButton.h"
 #include "core/rendering/RenderTheme.h"
 #include "core/rendering/TextRunConstructor.h"
 #include "platform/fonts/Font.h"
@@ skipping 16 matching lines @@
 {
 }
 
 RenderFileUploadControl::~RenderFileUploadControl()
 {
 }
 
 void RenderFileUploadControl::updateFromElement()
 {
     HTMLInputElement* input = toHTMLInputElement(node());
-    ASSERT(input->isFileUpload());
+    ASSERT(input->type() == InputTypeNames::file);
 
     if (HTMLInputElement* button = uploadButton()) {
         bool newCanReceiveDroppedFilesState = input->canReceiveDroppedFiles();
         if (m_canReceiveDroppedFiles != newCanReceiveDroppedFilesState) {
             m_canReceiveDroppedFiles = newCanReceiveDroppedFilesState;
             button->setActive(newCanReceiveDroppedFilesState);
         }
     }
 
     // This only supports clearing out the files, but that's OK because for
@@ skipping 146 matching lines @@
 }
 
 String RenderFileUploadControl::fileTextValue() const
 {
     HTMLInputElement* input = toHTMLInputElement(node());
     ASSERT(input->files());
     return RenderTheme::theme().fileListNameForWidth(input->locale(), input->files(), style()->font(), maxFilenameWidth());
 }
 
 } // namespace blink