Disallow cast/implicit conversion from LayoutUnit to int/unsigned

third_party/WebKit/Source/core/layout/LayoutDeprecatedFlexibleBox.cpp

 /*
  * This file is part of the layout object implementation for KHTML.
  *
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003 Apple Computer, Inc.
  *
  * 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 117 matching lines @@
     return !blockFlow->isFloatingOrOutOfFlowPositioned() && blockFlow->style()->height().isAuto();
 }
 
 static int getHeightForLineCount(const LayoutBlockFlow* blockFlow, int lineCount, bool includeBottom, int& count)
 {
     if (blockFlow->style()->visibility() != EVisibility::Visible)
         return -1;
     if (blockFlow->childrenInline()) {
         for (RootInlineBox* box = blockFlow->firstRootBox(); box; box = box->nextRootBox()) {
             if (++count == lineCount)
-                return box->lineBottom() + (includeBottom ? (blockFlow->borderBottom() + blockFlow->paddingBottom()) : LayoutUnit());
+                return (box->lineBottom() + (includeBottom ? (blockFlow->borderBottom() + blockFlow->paddingBottom()) : LayoutUnit())).toInt();
         }
         return -1;
     }
 
     LayoutBox* normalFlowChildWithoutLines = nullptr;
     for (LayoutBox* obj = blockFlow->firstChildBox(); obj; obj = obj->nextSiblingBox()) {
         if (obj->isLayoutBlockFlow() && shouldCheckLines(toLayoutBlockFlow(obj))) {
             int result = getHeightForLineCount(toLayoutBlockFlow(obj), lineCount, false, count);
             if (result != -1)
-                return result + obj->location().y() + (includeBottom ? (blockFlow->borderBottom() + blockFlow->paddingBottom()) : LayoutUnit());
+                return (result + obj->location().y() + (includeBottom ? (blockFlow->borderBottom() + blockFlow->paddingBottom()) : LayoutUnit())).toInt();
         } else if (!obj->isFloatingOrOutOfFlowPositioned()) {
             normalFlowChildWithoutLines = obj;
         }
     }
     if (normalFlowChildWithoutLines && lineCount == 0)
-        return normalFlowChildWithoutLines->location().y() + normalFlowChildWithoutLines->size().height();
+        return (normalFlowChildWithoutLines->location().y() + normalFlowChildWithoutLines->size().height()).toInt();
 
     return -1;
 }
 
 static RootInlineBox* lineAtIndex(const LayoutBlockFlow* blockFlow, int i)
 {
     ASSERT(i >= 0);
 
     if (blockFlow->style()->visibility() != EVisibility::Visible)
         return nullptr;
@@ skipping 854 matching lines @@
 
         // FIXME: Directions of src/destBlock could be different from our direction and from one another.
         if (!srcBlock.style()->isLeftToRightDirection())
             continue;
 
         bool leftToRight = destBlock.style()->isLeftToRightDirection();
         if (!leftToRight)
             continue;
 
         LayoutUnit blockRightEdge = destBlock.logicalRightOffsetForLine(lastVisibleLine->y(), DoNotIndentText);
-        if (!lastVisibleLine->lineCanAccommodateEllipsis(leftToRight, blockRightEdge, lastVisibleLine->x() + lastVisibleLine->logicalWidth(), totalWidth))
+        if (!lastVisibleLine->lineCanAccommodateEllipsis(leftToRight, blockRightEdge.toInt(), (lastVisibleLine->x() + lastVisibleLine->logicalWidth()).toInt(), totalWidth))
             continue;
 
         // Let the truncation code kick in.
         // FIXME: the text alignment should be recomputed after the width changes due to truncation.
         LayoutUnit blockLeftEdge = destBlock.logicalLeftOffsetForLine(lastVisibleLine->y(), DoNotIndentText);
         lastVisibleLine->placeEllipsis(ellipsisStr, leftToRight, blockLeftEdge, blockRightEdge, LayoutUnit(totalWidth));
         destBlock.setHasMarkupTruncation(true);
     }
 }
 
@@ skipping 68 matching lines @@
     if (minHeight.isFixed() || minHeight.isAuto()) {
         LayoutUnit minHeight(child->style()->minHeight().value());
         LayoutUnit height = contentHeightForChild(child);
         LayoutUnit allowedShrinkage = (minHeight - height).clampPositiveToZero();
         return allowedShrinkage;
     }
     return LayoutUnit();
 }
 
 } // namespace blink