Add DISABLE_CFI_PERF attribute on the methods with CFI checks disabled.

third_party/WebKit/Source/core/layout/LayoutBlock.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 388 matching lines @@
     bool widthAvailableToChildrenHasChanged = m_widthAvailableToChildrenChanged;
     m_widthAvailableToChildrenChanged = false;
 
     // If we use border-box sizing, have percentage padding, and our parent has changed width then the width available to our children has changed even
     // though our own width has remained the same.
     widthAvailableToChildrenHasChanged |= style()->boxSizing() == BoxSizingBorderBox && needsPreferredWidthsRecalculation() && view()->layoutState()->containingBlockLogicalWidthChanged();
 
     return widthAvailableToChildrenHasChanged;
 }
 
+DISABLE_CFI_PERF
 bool LayoutBlock::updateLogicalWidthAndColumnWidth()
 {
     LayoutUnit oldWidth = logicalWidth();
     updateLogicalWidth();
     return oldWidth != logicalWidth() || widthAvailableToChildrenHasChanged();
 }
 
 void LayoutBlock::layoutBlock(bool)
 {
     ASSERT_NOT_REACHED();
     clearNeedsLayout();
 }
 
 void LayoutBlock::addOverflowFromChildren()
 {
     if (childrenInline())
         toLayoutBlockFlow(this)->addOverflowFromInlineChildren();
     else
         addOverflowFromBlockChildren();
 }
 
+DISABLE_CFI_PERF
 void LayoutBlock::computeOverflow(LayoutUnit oldClientAfterEdge, bool)
 {
     m_overflow.reset();
 
     // Add overflow from children.
     addOverflowFromChildren();
 
     // Add in the overflow from positioned objects.
     addOverflowFromPositionedObjects();
 
@@ skipping 45 matching lines @@
 void LayoutBlock::addVisualOverflowFromTheme()
 {
     if (!style()->hasAppearance())
         return;
 
     IntRect inflatedRect = pixelSnappedBorderBoxRect();
     LayoutTheme::theme().addVisualOverflow(*this, inflatedRect);
     addSelfVisualOverflow(LayoutRect(inflatedRect));
 }
 
+DISABLE_CFI_PERF
 bool LayoutBlock::createsNewFormattingContext() const
 {
     return isInlineBlockOrInlineTable() || isFloatingOrOutOfFlowPositioned() || hasOverflowClip() || isFlexItemIncludingDeprecated()
         || style()->specifiesColumns() || isLayoutFlowThread() || isTableCell() || isTableCaption() || isFieldset() || isWritingModeRoot()
         || isDocumentElement() || isColumnSpanAll() || isGridItem() || style()->containsPaint() || style()->containsLayout();
 }
 
 static inline bool changeInAvailableLogicalHeightAffectsChild(LayoutBlock* parent, LayoutBox& child)
 {
     if (parent->style()->boxSizing() != BoxSizingBorderBox)
@@ skipping 743 matching lines @@
         Length tableCellWidth = toLayoutTableCell(this)->styleOrColLogicalWidth();
         if (tableCellWidth.isFixed() && tableCellWidth.value() > 0)
             maxLogicalWidth = std::max(minLogicalWidth, adjustContentBoxLogicalWidthForBoxSizing(LayoutUnit(tableCellWidth.value())));
     }
 
     int scrollbarWidth = scrollbarLogicalWidth();
     maxLogicalWidth += scrollbarWidth;
     minLogicalWidth += scrollbarWidth;
 }
 
+DISABLE_CFI_PERF
 void LayoutBlock::computePreferredLogicalWidths()
 {
     ASSERT(preferredLogicalWidthsDirty());
 
     m_minPreferredLogicalWidth = LayoutUnit();
     m_maxPreferredLogicalWidth = LayoutUnit();
 
     // FIXME: The isFixed() calls here should probably be checking for isSpecified since you
     // should be able to use percentage, calc or viewport relative values for width.
     const ComputedStyle& styleToUse = styleRef();
@@ skipping 111 matching lines @@
         child = child->nextSibling();
     }
 
     // Always make sure these values are non-negative.
     minLogicalWidth = minLogicalWidth.clampNegativeToZero();
     maxLogicalWidth = maxLogicalWidth.clampNegativeToZero();
 
     maxLogicalWidth = std::max(floatLeftWidth + floatRightWidth, maxLogicalWidth);
 }
 
+DISABLE_CFI_PERF
 void LayoutBlock::computeChildPreferredLogicalWidths(LayoutObject& child, LayoutUnit& minPreferredLogicalWidth, LayoutUnit& maxPreferredLogicalWidth) const
 {
     if (child.isBox() && child.isHorizontalWritingMode() != isHorizontalWritingMode()) {
         // If the child is an orthogonal flow, child's height determines the width, but the height is not available until layout.
         // http://dev.w3.org/csswg/css-writing-modes-3/#orthogonal-shrink-to-fit
         if (!child.needsLayout()) {
             minPreferredLogicalWidth = maxPreferredLogicalWidth = toLayoutBox(child).logicalHeight();
             return;
         }
         minPreferredLogicalWidth = maxPreferredLogicalWidth = toLayoutBox(child).computeLogicalHeightWithoutLayout();
@@ skipping 532 matching lines @@
 
     return availableHeight;
 }
 
 bool LayoutBlock::hasDefiniteLogicalHeight() const
 {
     return availableLogicalHeightForPercentageComputation() != LayoutUnit(-1);
 }
 
 } // namespace blink