Floats following inlines break to next line unncessarily

Source/core/rendering/line/LineWidth.cpp

 /*
  * Copyright (C) 2013 Adobe Systems Incorporated. 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.
@@ skipping 22 matching lines @@
 #include "core/rendering/RenderBlock.h"
 #include "core/rendering/RenderRubyRun.h"
 
 namespace WebCore {
 
 LineWidth::LineWidth(RenderBlockFlow& block, bool isFirstLine, IndentTextOrNot shouldIndentText)
     : m_block(block)
     , m_uncommittedWidth(0)
     , m_committedWidth(0)
     , m_overhangWidth(0)
+    , m_trailingWhitespaceWidth(0)
     , m_left(0)
     , m_right(0)
     , m_availableWidth(0)
     , m_isFirstLine(isFirstLine)
     , m_shouldIndentText(shouldIndentText)
 {
     updateAvailableWidth();
 }
 
 void LineWidth::updateAvailableWidth(LayoutUnit replacedHeight)
@@ skipping 151 matching lines @@
     }
     updateLineDimension(lastFloatLogicalBottom, newLineWidth, newLineLeft, newLineRight);
 }
 
 void LineWidth::computeAvailableWidthFromLeftAndRight()
 {
     m_availableWidth = max(0.0f, m_right - m_left) + m_overhangWidth;
 }
 
 }