Create LineLayout api

Source/core/layout/line/LineBreaker.cpp

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All right reserved.
  * Copyright (C) 2010 Google 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.
  *
@@ skipping 17 matching lines @@
 namespace blink {
 
 void LineBreaker::skipLeadingWhitespace(InlineBidiResolver& resolver, LineInfo& lineInfo,
     FloatingObject* lastFloatFromPreviousLine, LineWidth& width)
 {
     while (!resolver.position().atEnd() && !requiresLineBox(resolver.position(), lineInfo, LeadingWhitespace)) {
         LayoutObject* object = resolver.position().object();
         if (object->isOutOfFlowPositioned()) {
             setStaticPositions(m_block, toLayoutBox(object));
             if (object->style()->isOriginalDisplayInlineType()) {
-                resolver.runs().addRun(createRun(0, 1, object, resolver));
+                resolver.runs().addRun(createRun(0, 1, LineLayoutItem(object), resolver));
                 lineInfo.incrementRunsFromLeadingWhitespace();
             }
         } else if (object->isFloating()) {
-            m_block->positionNewFloatOnLine(*m_block->insertFloatingObject(*toLayoutBox(object)), lastFloatFromPreviousLine, lineInfo, width);
+            m_block.positionNewFloatOnLine(*m_block.insertFloatingObject(*toLayoutBox(object)), lastFloatFromPreviousLine, lineInfo, width);
         }
         resolver.position().increment(&resolver);
     }
     resolver.commitExplicitEmbedding(resolver.runs());
 }
 
 void LineBreaker::reset()
 {
     m_positionedObjects.clear();
     m_hyphenated = false;
     m_clear = CNONE;
 }
 
 InlineIterator LineBreaker::nextLineBreak(InlineBidiResolver& resolver, LineInfo& lineInfo,
     LayoutTextInfo& layoutTextInfo, FloatingObject* lastFloatFromPreviousLine,
     WordMeasurements& wordMeasurements)
 {
     reset();
 
     ASSERT(resolver.position().root() == m_block);
 
     bool appliedStartWidth = resolver.position().offset() > 0;
 
-    LineWidth width(*m_block, lineInfo.isFirstLine(), requiresIndent(lineInfo.isFirstLine(), lineInfo.previousLineBrokeCleanly(), m_block->styleRef()));
+    LineWidth width(m_block, lineInfo.isFirstLine(), requiresIndent(lineInfo.isFirstLine(), lineInfo.previousLineBrokeCleanly(), m_block.styleRef()));
 
     skipLeadingWhitespace(resolver, lineInfo, lastFloatFromPreviousLine, width);
 
     if (resolver.position().atEnd())
         return resolver.position();
 
     BreakingContext context(resolver, lineInfo, width, layoutTextInfo, lastFloatFromPreviousLine, appliedStartWidth, m_block);
 
     while (context.currentObject()) {
         context.initializeForCurrentObject();
@@ skipping 26 matching lines @@
 
         context.increment();
     }
 
     context.clearLineBreakIfFitsOnLine();
 
     return context.handleEndOfLine();
 }
 
 }