Avoid redundant ceilToFloat call in RenderBlock

Source/core/rendering/RenderBlock.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2010. 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
@@ skipping 6084 matching lines @@
                     inlineMin = 0;
                 }
 
                 // If we're supposed to clear the previous float, then terminate maxwidth as well.
                 if (clearPreviousFloat) {
                     updatePreferredWidth(maxLogicalWidth, inlineMax);
                     inlineMax = 0;
                 }
 
                 // Add in text-indent.  This is added in only once.
-                LayoutUnit ti = 0;
                 if (!addedTextIndent && !child->isFloating()) {
-                    ti = textIndent;
-                    childMin += ti.ceilToFloat();
-                    childMax += ti.ceilToFloat();
+                    float ti = textIndent.ceilToFloat();

[Julien - ping for review, 2013/06/06 19:46:18]

Let's kill this abbreviation while at it and have it called |ceiledTextIndent|.

+                    childMin += ti;
+                    childMax += ti;
 
                     if (childMin < 0)
                         textIndent = adjustFloatForSubPixelLayout(childMin);
                     else
                         addedTextIndent = true;
                 }
 
                 // Add our width to the max.
                 inlineMax += max<float>(0, childMax);
 
@@ skipping 2018 matching lines @@
 {
     memoryInstrumentation->addRootObject(gColumnInfoMap, WebCoreMemoryTypes::RenderingStructures);
     memoryInstrumentation->addRootObject(gPositionedDescendantsMap, WebCoreMemoryTypes::RenderingStructures);
     memoryInstrumentation->addRootObject(gPercentHeightDescendantsMap, WebCoreMemoryTypes::RenderingStructures);
     memoryInstrumentation->addRootObject(gPositionedContainerMap, WebCoreMemoryTypes::RenderingStructures);
     memoryInstrumentation->addRootObject(gPercentHeightContainerMap, WebCoreMemoryTypes::RenderingStructures);
     memoryInstrumentation->addRootObject(gDelayedUpdateScrollInfoSet, WebCoreMemoryTypes::RenderingStructures);
 }
 
 } // namespace WebCore