Disallow cast/implicit conversion from LayoutUnit to int/unsigned

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

 /*
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 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 1098 matching lines @@
 LayoutUnit InlineFlowBox::placeEllipsisBox(bool ltr, LayoutUnit blockLeftEdge, LayoutUnit blockRightEdge, LayoutUnit ellipsisWidth, LayoutUnit &truncatedWidth, bool& foundBox)
 {
     LayoutUnit result(-1);
     // We iterate over all children, the foundBox variable tells us when we've found the
     // box containing the ellipsis.  All boxes after that one in the flow are hidden.
     // If our flow is ltr then iterate over the boxes from left to right, otherwise iterate
     // from right to left. Varying the order allows us to correctly hide the boxes following the ellipsis.
     InlineBox* box = ltr ? firstChild() : lastChild();
 
     // NOTE: these will cross after foundBox = true.
-    int visibleLeftEdge = blockLeftEdge;
-    int visibleRightEdge = blockRightEdge;
+    int visibleLeftEdge = blockLeftEdge.toInt();
+    int visibleRightEdge = blockRightEdge.toInt();
 
     while (box) {
         int currResult = box->placeEllipsisBox(ltr, LayoutUnit(visibleLeftEdge), LayoutUnit(visibleRightEdge),
-            ellipsisWidth, truncatedWidth, foundBox);
+            ellipsisWidth, truncatedWidth, foundBox).toInt();
         if (currResult != -1 && result == -1)
             result = LayoutUnit(currResult);
 
         if (ltr) {
             visibleLeftEdge += box->logicalWidth().round();
             box = box->nextOnLine();
         } else {
             visibleRightEdge -= box->logicalWidth().round();
             box = box->prevOnLine();
         }
@@ skipping 36 matching lines @@
                 bottomOfLastRubyTextLine += curr->logicalTop();
                 result = std::max(result, bottomOfLastRubyTextLine - allowedPosition);
             }
         }
 
         if (curr->isInlineTextBox()) {
             const ComputedStyle& style = curr->getLineLayoutItem().styleRef(isFirstLineStyle());
             TextEmphasisPosition emphasisMarkPosition;
             if (style.getTextEmphasisMark() != TextEmphasisMarkNone && toInlineTextBox(curr)->getEmphasisMarkPosition(style, emphasisMarkPosition) && emphasisMarkPosition == TextEmphasisPositionOver) {
                 if (!style.isFlippedLinesWritingMode()) {
-                    int topOfEmphasisMark = curr->logicalTop() - style.font().emphasisMarkHeight(style.textEmphasisMarkString());
+                    int topOfEmphasisMark = (curr->logicalTop() - style.font().emphasisMarkHeight(style.textEmphasisMarkString())).toInt();
                     result = std::max(result, allowedPosition - topOfEmphasisMark);
                 } else {
-                    int bottomOfEmphasisMark = curr->logicalBottom() + style.font().emphasisMarkHeight(style.textEmphasisMarkString());
+                    int bottomOfEmphasisMark = (curr->logicalBottom() + style.font().emphasisMarkHeight(style.textEmphasisMarkString())).toInt();
                     result = std::max(result, bottomOfEmphasisMark - allowedPosition);
                 }
             }
         }
     }
     return result;
 }
 
 LayoutUnit InlineFlowBox::computeUnderAnnotationAdjustment(LayoutUnit allowedPosition) const
 {
@@ skipping 121 matching lines @@
         ASSERT(child->prevOnLine() == prev);
         prev = child;
     }
     ASSERT(prev == m_lastChild);
 #endif
 }
 
 #endif
 
 } // namespace blink