Remove unnecessary inclusions of LayoutObject-derived headers in core/editing/

third_party/WebKit/Source/core/editing/iterators/TextIteratorTextState.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2005 Alexey Proskuryakov.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "core/editing/iterators/TextIteratorTextState.h"
 
+#include "core/layout/LayoutText.h"
+
 namespace blink {
 
 TextIteratorTextState::TextIteratorTextState(bool emitsOriginalText)
     : m_textLength(0)
     , m_singleCharacterBuffer(0)
     , m_positionNode(nullptr)
     , m_positionStartOffset(0)
     , m_positionEndOffset(0)
     , m_hasEmitted(false)
     , m_lastCharacter(0)
@@ skipping 135 matching lines @@
         if (string().is8Bit())
             output->pushRange(string().characters8() + offset, lengthToAppend);
         else
             output->pushRange(string().characters16() + offset, lengthToAppend);
         return;
     }
     ASSERT_NOT_REACHED(); // "We shouldn't be attempting to append text that doesn't exist.";
 }
 
 } // namespace blink