[Line Layout API] Convert AbstractInlineTextBox to new line layout API

third_party/WebKit/Source/modules/accessibility/AXInlineTextBox.cpp

 /*
  * Copyright (C) 2013, 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:
  *
  * 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
@@ skipping 13 matching lines @@
  * 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 "config.h"
 #include "modules/accessibility/AXInlineTextBox.h"
 
 #include "core/dom/Range.h"
 #include "core/layout/LayoutText.h"
+#include "core/paint/LineLayoutPaintShim.h"
 #include "modules/accessibility/AXObjectCacheImpl.h"
 #include "platform/LayoutUnit.h"
 
 
 namespace blink {
 
 using namespace HTMLNames;
 
 AXInlineTextBox::AXInlineTextBox(PassRefPtr<AbstractInlineTextBox> inlineTextBox, AXObjectCacheImpl& axObjectCache)
     : AXObject(axObjectCache)
@@ skipping 75 matching lines @@
         return String();
 
     return m_inlineTextBox->text();
 }
 
 AXObject* AXInlineTextBox::computeParent() const
 {
     if (!m_inlineTextBox || !m_axObjectCache)
         return 0;
 
-    LayoutText* layoutText = m_inlineTextBox->layoutText();
+    LayoutText* layoutText = toLayoutText(LineLayoutPaintShim::layoutObjectFrom(m_inlineTextBox->lineLayoutItem()));

[leviw_travelin_and_unemployed, 2015/11/13 21:29:04]

I don't particularly like the idea of using this elsewhere. If we do, we need to
take the paint part out.

     return m_axObjectCache->getOrCreate(layoutText);
 }
 
 // In addition to LTR and RTL direction, edit fields also support
 // top to bottom and bottom to top via the CSS writing-mode property.
 AccessibilityTextDirection AXInlineTextBox::textDirection() const
 {
     if (!m_inlineTextBox)
         return AXObject::textDirection();
 
@@ skipping 29 matching lines @@
     if (previousOnLine)
         return m_axObjectCache->getOrCreate(previousOnLine.get());
 
     if (!m_inlineTextBox->isFirst())
         return 0;
 
     return parentObject()->previousOnLine();
 }
 
 } // namespace blink