Add DISABLE_CFI_PERF attribute on the methods with CFI checks disabled.

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  *           (C) 2005, 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Google 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
@@ skipping 214 matching lines @@
         if (hasLayer() && diff.needsPaintInvalidationSubtree()) {
             if (oldStyle->hasAutoClip() != newStyle.hasAutoClip()
                 || oldStyle->clip() != newStyle.clip())
                 layer()->clipper().clearClipRectsIncludingDescendants();
         }
     }
 
     LayoutObject::styleWillChange(diff, newStyle);
 }
 
+DISABLE_CFI_PERF
 void LayoutBoxModelObject::styleDidChange(StyleDifference diff, const ComputedStyle* oldStyle)
 {
     bool hadTransform = hasTransformRelatedProperty();
     bool hadLayer = hasLayer();
     bool layerWasSelfPainting = hadLayer && layer()->isSelfPaintingLayer();
     bool wasFloatingBeforeStyleChanged = FloatStateForStyleChange::wasFloating(this);
     bool wasHorizontalWritingMode = isHorizontalWritingMode();
 
     LayoutObject::styleDidChange(diff, oldStyle);
     updateFromStyle();
@@ skipping 185 matching lines @@
 {
     if (TransformOperation* translate = style.translate()) {
         if (translate->dependsOnBoxSize())
             return true;
     }
     return style.transform().dependsOnBoxSize()
         || (style.transformOriginX() != Length(50, Percent) && style.transformOriginX().isPercentOrCalc())
         || (style.transformOriginY() != Length(50, Percent) && style.transformOriginY().isPercentOrCalc());
 }
 
+DISABLE_CFI_PERF
 void LayoutBoxModelObject::invalidateTreeIfNeeded(const PaintInvalidationState& paintInvalidationState)
 {
     ensureIsReadyForPaintInvalidation();
 
     PaintInvalidationState newPaintInvalidationState(paintInvalidationState, *this);
     if (!shouldCheckForPaintInvalidation(newPaintInvalidationState))
         return;
 
     if (mayNeedPaintInvalidationSubtree())
         newPaintInvalidationState.setForceSubtreeInvalidationCheckingWithinContainer();
@@ skipping 720 matching lines @@
     if (rootElementStyle->hasBackground())
         return false;
 
     if (node() != document().firstBodyElement())
         return false;
 
     return true;
 }
 
 } // namespace blink