Disallow cast/implicit conversion from LayoutUnit to int/unsigned

third_party/WebKit/Source/core/layout/line/InlineTextBox.cpp

 /*
  * (C) 1999 Lars Knoll (knoll@kde.org)
  * (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 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.
  *
@@ skipping 218 matching lines @@
     const ComputedStyle& styleToUse = getLineLayoutItem().styleRef(isFirstLineStyle());
     const Font& font = styleToUse.font();
 
     StringBuilder charactersWithHyphen;
     bool respectHyphen = ePos == m_len && hasHyphen();
     TextRun textRun = constructTextRun(styleToUse, respectHyphen ? &charactersWithHyphen : 0);
 
     LayoutPoint startingPoint = LayoutPoint(logicalLeft(), selTop);
     LayoutRect r;
     if (sPos || ePos != static_cast<int>(m_len)) {
-        r = LayoutRect(enclosingIntRect(font.selectionRectForText(textRun, FloatPoint(startingPoint), selHeight, sPos, ePos)));
+        r = LayoutRect(enclosingIntRect(font.selectionRectForText(textRun, FloatPoint(startingPoint), selHeight.toInt(), sPos, ePos)));
     } else { // Avoid computing the font width when the entire line box is selected as an optimization.
         r = LayoutRect(enclosingIntRect(LayoutRect(startingPoint, LayoutSize(m_logicalWidth, selHeight))));
     }
 
     LayoutUnit logicalWidth = r.width();
     if (r.x() > logicalRight())
         logicalWidth = LayoutUnit();
     else if (r.maxX() > logicalRight())
         logicalWidth = logicalRight() - r.x();
 
@@ skipping 84 matching lines @@
     bool rtlEllipsisWithinBox = !flowIsLTR && (ellipsisX > logicalLeft());
     if (ltrEllipsisWithinBox || rtlEllipsisWithinBox) {
         foundBox = true;
 
         // The inline box may have different directionality than it's parent.  Since truncation
         // behavior depends both on both the parent and the inline block's directionality, we
         // must keep track of these separately.
         bool ltr = isLeftToRightDirection();
         if (ltr != flowIsLTR) {
             // Width in pixels of the visible portion of the box, excluding the ellipsis.
-            int visibleBoxWidth = visibleRightEdge - visibleLeftEdge - ellipsisWidth;
+            int visibleBoxWidth = (visibleRightEdge - visibleLeftEdge - ellipsisWidth).toInt();
             ellipsisX = flowIsLTR ? logicalLeft() + visibleBoxWidth : logicalRight() - visibleBoxWidth;
         }
 
         int offset = offsetForPosition(ellipsisX, false);
         if (offset == 0) {
             // No characters should be laid out.  Set ourselves to full truncation and place the ellipsis at the min of our start
             // and the ellipsis edge.
             setTruncation(cFullTruncation);
             truncatedWidth += ellipsisWidth;
             return std::min(ellipsisX, logicalLeft());
@@ skipping 145 matching lines @@
 
     if (isLineBreak())
         return logicalLeft();
 
     LineLayoutText text = getLineLayoutItem();
     const ComputedStyle& styleToUse = text.styleRef(isFirstLineStyle());
     const Font& font = styleToUse.font();
     int from = !isLeftToRightDirection() ? offset - m_start : 0;
     int to = !isLeftToRightDirection() ? m_len : offset - m_start;
     // FIXME: Do we need to add rightBearing here?
-    return LayoutUnit(font.selectionRectForText(constructTextRun(styleToUse), IntPoint(logicalLeft(), 0), 0, from, to).maxX());
+    return LayoutUnit(font.selectionRectForText(constructTextRun(styleToUse), IntPoint(logicalLeft().toInt(), 0), 0, from, to).maxX());
 }
 
 bool InlineTextBox::containsCaretOffset(int offset) const
 {
     // Offsets before the box are never "in".
     if (offset < m_start)
         return false;
 
     int pastEnd = m_start + m_len;
 
@@ skipping 100 matching lines @@
     printedCharacters = fprintf(stderr, "\t%s %p", obj.name(), obj.debugPointer());
     const int layoutObjectCharacterOffset = 75;
     for (; printedCharacters < layoutObjectCharacterOffset; printedCharacters++)
         fputc(' ', stderr);
     fprintf(stderr, "(%d,%d) \"%s\"\n", start(), start() + len(), value.utf8().data());
 }
 
 #endif
 
 } // namespace blink