Remove more support for floats from RenderBlockFlow.

sky/engine/core/rendering/RootInlineBox.cpp

 /*
  * Copyright (C) 2003, 2006, 2008 Apple 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 361 matching lines @@
 LayoutUnit RootInlineBox::selectionTop() const
 {
     LayoutUnit selectionTop = m_lineTop;
 
     if (m_hasAnnotationsBefore)
         selectionTop -= computeOverAnnotationAdjustment(m_lineTop);
 
     if (!prevRootBox())
         return selectionTop;
 
-    LayoutUnit prevBottom = prevRootBox()->selectionBottom();
-    if (prevBottom < selectionTop && block().containsFloats()) {
-        // This line has actually been moved further down, probably from a large line-height, but possibly because the
-        // line was forced to clear floats.  If so, let's check the offsets, and only be willing to use the previous
-        // line's bottom if the offsets are greater on both sides.
-        LayoutUnit prevLeft = block().logicalLeftOffsetForLine(prevBottom, false);
-        LayoutUnit prevRight = block().logicalRightOffsetForLine(prevBottom, false);
-        LayoutUnit newLeft = block().logicalLeftOffsetForLine(selectionTop, false);
-        LayoutUnit newRight = block().logicalRightOffsetForLine(selectionTop, false);
-        if (prevLeft > newLeft || prevRight < newRight)
-            return selectionTop;
-    }
-
-    return prevBottom;
+    return prevRootBox()->selectionBottom();
 }
 
 LayoutUnit RootInlineBox::selectionTopAdjustedForPrecedingBlock() const
 {
     LayoutUnit top = selectionTop();
 
     RenderObject::SelectionState blockSelectionState = root().block().selectionState();
     if (blockSelectionState != RenderObject::SelectionInside && blockSelectionState != RenderObject::SelectionEnd)
         return top;
 
@@ skipping 413 matching lines @@
 }
 
 #ifndef NDEBUG
 const char* RootInlineBox::boxName() const
 {
     return "RootInlineBox";
 }
 #endif
 
 } // namespace blink