[FastTextAutosizer] Refactor FTA::inflate() to be internal to FTA

Source/core/rendering/RenderBlockLineLayout.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 1620 matching lines @@
                     f->setShouldDoFullRepaintAfterLayout(true);
                 else
                     f->repaint();
             }
         }
     }
 }
 
 void RenderBlockFlow::layoutInlineChildren(bool relayoutChildren, LayoutUnit& repaintLogicalTop, LayoutUnit& repaintLogicalBottom, LayoutUnit afterEdge)
 {
-    if (FastTextAutosizer* textAutosizer = document().fastTextAutosizer())
-        textAutosizer->inflate(this);
-
     // Lay out our hypothetical grid line as though it occurs at the top of the block.
     if (view()->layoutState() && view()->layoutState()->lineGrid() == this)
         layoutLineGridBox();
 
     RenderFlowThread* flowThread = flowThreadContainingBlock();
     bool clearLinesForPagination = firstLineBox() && flowThread && !flowThread->hasRegions();
 
     // Figure out if we should clear out our line boxes.
     // FIXME: Handle resize eventually!
     bool isFullLayout = !firstLineBox() || selfNeedsLayout() || relayoutChildren || clearLinesForPagination;
@@ skipping 679 matching lines @@
     lineGridBox->alignBoxesInBlockDirection(logicalHeight(), textBoxDataMap, verticalPositionCache);
 
     setLineGridBox(lineGridBox);
 
     // FIXME: If any of the characteristics of the box change compared to the old one, then we need to do a deep dirtying
     // (similar to what happens when the page height changes). Ideally, though, we only do this if someone is actually snapping
     // to this grid.
 }
 
 }