Continue with InlineBox float->LayoutUnit migration.

Source/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 95 matching lines @@
     // First sanity-check the unoverflowed width of the whole line to see if there is sufficient room.
     int delta = ltr ? lineBoxEdge - blockEdge : blockEdge - lineBoxEdge;
     if (logicalWidth() - delta < ellipsisWidth)
         return false;
 
     // Next iterate over all the line boxes on the line.  If we find a replaced element that intersects
     // then we refuse to accommodate the ellipsis.  Otherwise we're ok.
     return InlineFlowBox::canAccommodateEllipsis(ltr, blockEdge, ellipsisWidth);
 }
 
-float RootInlineBox::placeEllipsis(const AtomicString& ellipsisStr,  bool ltr, float blockLeftEdge, float blockRightEdge, float ellipsisWidth,
+FloatWillBeLayoutUnit RootInlineBox::placeEllipsis(const AtomicString& ellipsisStr,  bool ltr, FloatWillBeLayoutUnit blockLeftEdge, FloatWillBeLayoutUnit blockRightEdge, FloatWillBeLayoutUnit ellipsisWidth,
                                   InlineBox* markupBox)
 {
     // Create an ellipsis box.
     EllipsisBox* ellipsisBox = new EllipsisBox(renderer(), ellipsisStr, this,
-        ellipsisWidth - (markupBox ? markupBox->logicalWidth() : 0), logicalHeight(),
+        ellipsisWidth - (markupBox ? markupBox->logicalWidth() : ZERO_LAYOUT_UNIT), logicalHeight(),
         x(), y(), !prevRootBox(), isHorizontal(), markupBox);
 
     if (!gEllipsisBoxMap)
         gEllipsisBoxMap = new EllipsisBoxMap();
     gEllipsisBoxMap->add(this, ellipsisBox);
     setHasEllipsisBox(true);
 
     // FIXME: Do we need an RTL version of this?
     if (ltr && (logicalLeft() + logicalWidth() + ellipsisWidth) <= blockRightEdge) {
         ellipsisBox->setLogicalLeft(logicalLeft() + logicalWidth());
         return logicalWidth() + ellipsisWidth;
     }
 
     // Now attempt to find the nearest glyph horizontally and place just to the right (or left in RTL)
     // of that glyph.  Mark all of the objects that intersect the ellipsis box as not painting (as being
     // truncated).
     bool foundBox = false;
-    float truncatedWidth = 0;
-    float position = placeEllipsisBox(ltr, blockLeftEdge, blockRightEdge, ellipsisWidth, truncatedWidth, foundBox);
+    FloatWillBeLayoutUnit truncatedWidth = ZERO_LAYOUT_UNIT;
+    FloatWillBeLayoutUnit position = placeEllipsisBox(ltr, blockLeftEdge, blockRightEdge, ellipsisWidth, truncatedWidth, foundBox);
     ellipsisBox->setLogicalLeft(position);
     return truncatedWidth;
 }
 
-float RootInlineBox::placeEllipsisBox(bool ltr, float blockLeftEdge, float blockRightEdge, float ellipsisWidth, float &truncatedWidth, bool& foundBox)
+FloatWillBeLayoutUnit RootInlineBox::placeEllipsisBox(bool ltr, FloatWillBeLayoutUnit blockLeftEdge, FloatWillBeLayoutUnit blockRightEdge, FloatWillBeLayoutUnit ellipsisWidth, FloatWillBeLayoutUnit &truncatedWidth, bool& foundBox)
 {
-    float result = InlineFlowBox::placeEllipsisBox(ltr, blockLeftEdge, blockRightEdge, ellipsisWidth, truncatedWidth, foundBox);
+    FloatWillBeLayoutUnit result = InlineFlowBox::placeEllipsisBox(ltr, blockLeftEdge, blockRightEdge, ellipsisWidth, truncatedWidth, foundBox);
     if (result == -1) {
         result = ltr ? blockRightEdge - ellipsisWidth : blockLeftEdge;
         truncatedWidth = blockRightEdge - blockLeftEdge;
     }
     return result;
 }
 
 void RootInlineBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit lineTop, LayoutUnit lineBottom)
 {
     RootInlineBoxPainter(*this).paint(paintInfo, paintOffset, lineTop, lineBottom);
 }
 
 bool RootInlineBox::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, LayoutUnit lineTop, LayoutUnit lineBottom)
 {
     if (hasEllipsisBox() && visibleToHitTestRequest(request)) {
         if (ellipsisBox()->nodeAtPoint(request, result, locationInContainer, accumulatedOffset, lineTop, lineBottom)) {
             renderer().updateHitTestResult(result, locationInContainer.point() - toLayoutSize(accumulatedOffset));
             return true;
         }
     }
     return InlineFlowBox::nodeAtPoint(request, result, locationInContainer, accumulatedOffset, lineTop, lineBottom);
 }
 
-void RootInlineBox::adjustPosition(float dx, float dy)
+void RootInlineBox::adjustPosition(FloatWillBeLayoutUnit dx, FloatWillBeLayoutUnit dy)
 {
     InlineFlowBox::adjustPosition(dx, dy);
     LayoutUnit blockDirectionDelta = isHorizontal() ? dy : dx; // The block direction delta is a LayoutUnit.
     m_lineTop += blockDirectionDelta;
     m_lineBottom += blockDirectionDelta;
     m_lineTopWithLeading += blockDirectionDelta;
     m_lineBottomWithLeading += blockDirectionDelta;
     m_selectionBottom += blockDirectionDelta;
     if (hasEllipsisBox())
         ellipsisBox()->adjustPosition(dx, dy);
@@ skipping 58 matching lines @@
     if (annotationsAdjustment) {
         // FIXME: Need to handle pagination here. We might have to move to the next page/column as a result of the
         // ruby expansion.
         adjustBlockDirectionPosition(annotationsAdjustment.toFloat());
         heightOfBlock += annotationsAdjustment;
     }
 
     return heightOfBlock + maxHeight;
 }
 
-float RootInlineBox::maxLogicalTop() const
+FloatWillBeLayoutUnit RootInlineBox::maxLogicalTop() const
 {
-    float maxLogicalTop = 0;
+    FloatWillBeLayoutUnit maxLogicalTop = ZERO_LAYOUT_UNIT;
     computeMaxLogicalTop(maxLogicalTop);
     return maxLogicalTop;
 }
 
 LayoutUnit RootInlineBox::beforeAnnotationsAdjustment() const
 {
     LayoutUnit result = 0;
 
     if (!renderer().style()->isFlippedLinesWritingMode()) {
         // Annotations under the previous line may push us down.
@@ skipping 595 matching lines @@
 }
 
 #ifndef NDEBUG
 const char* RootInlineBox::boxName() const
 {
     return "RootInlineBox";
 }
 #endif
 
 } // namespace blink