debugging for crbug.com/646539

third_party/WebKit/Source/core/style/StyleRareNonInheritedData.cpp

 /*
  * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 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
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #include "core/style/StyleRareNonInheritedData.h"
 
-#include "core/animation/css/CSSAnimationData.h"
-#include "core/animation/css/CSSTransitionData.h"
-#include "core/style/ContentData.h"
-#include "core/style/DataEquivalency.h"
-#include "core/style/ComputedStyle.h"
-#include "core/style/ShadowList.h"
-#include "core/style/StyleFilterData.h"
-#include "core/style/StyleTransformData.h"
-#include "core/layout/svg/ReferenceFilterBuilder.h"
-
 namespace blink {
 
-class SameSizeStyleRareNonInheritedData : public RefCounted<StyleRareNonInheritedData> {
-public:
-    float floats[3];
-    int integers;
-
-    LengthPoint lengthPoints[2];
-    LineClampValue lineClamps;
-    DraggableRegionMode draggableRegions;
-
-    void* dataRefs[8];
-    DataPersistent<void*> dataPersistents[2];
-    void* ownPtrs[4];
-    Persistent<void*> persistentHandles[2];
-    void* refPtrs[2];
-    void* uniquePtrs[1];
-
-    FillLayer fillLayers;
-    NinePieceImage ninePieces;
-    FloatSize floatSize;
-    Length lengths;
-
-    StyleColor styleColors[8];
-
-    Vector<String> m_callbackSelectors;
-
-    StyleContentAlignmentData contentAlignmentData[2];
-    StyleSelfAlignmentData selfAlignmentData[4];
-
-    unsigned m_bitFields[2];
-};
-
-static_assert(sizeof(StyleRareNonInheritedData) == sizeof(SameSizeStyleRareNonInheritedData), "StyleRareNonInheritedData_should_stay_small");
-
-StyleRareNonInheritedData::StyleRareNonInheritedData()
-    : opacity(ComputedStyle::initialOpacity())
-    , m_perspective(ComputedStyle::initialPerspective())
-    , m_shapeImageThreshold(ComputedStyle::initialShapeImageThreshold())
-    , m_order(ComputedStyle::initialOrder())
-    , m_perspectiveOrigin(ComputedStyle::initialPerspectiveOrigin())
-    , m_objectPosition(ComputedStyle::initialObjectPosition())
-    , lineClamp(ComputedStyle::initialLineClamp())
-    , m_draggableRegionMode(DraggableRegionNone)
-    , m_shapeOutside(ComputedStyle::initialShapeOutside())
-    , m_clipPath(ComputedStyle::initialClipPath())
-    , m_mask(MaskFillLayer, true)
-    , m_pageSize()
-    , m_shapeMargin(ComputedStyle::initialShapeMargin())
-    , m_textDecorationColor(StyleColor::currentColor())
-    , m_visitedLinkTextDecorationColor(StyleColor::currentColor())
-    , m_visitedLinkBackgroundColor(ComputedStyle::initialBackgroundColor())
-    , m_visitedLinkOutlineColor(StyleColor::currentColor())
-    , m_visitedLinkBorderLeftColor(StyleColor::currentColor())
-    , m_visitedLinkBorderRightColor(StyleColor::currentColor())
-    , m_visitedLinkBorderTopColor(StyleColor::currentColor())
-    , m_visitedLinkBorderBottomColor(StyleColor::currentColor())
-    , m_alignContent(ComputedStyle::initialContentAlignment())
-    , m_alignItems(ComputedStyle::initialDefaultAlignment())
-    , m_alignSelf(ComputedStyle::initialSelfAlignment())
-    , m_justifyContent(ComputedStyle::initialContentAlignment())
-    , m_justifyItems(ComputedStyle::initialSelfAlignment())
-    , m_justifySelf(ComputedStyle::initialSelfAlignment())
-    , m_pageSizeType(PAGE_SIZE_AUTO)
-    , m_transformStyle3D(ComputedStyle::initialTransformStyle3D())
-    , m_backfaceVisibility(ComputedStyle::initialBackfaceVisibility())
-    , userDrag(ComputedStyle::initialUserDrag())
-    , textOverflow(ComputedStyle::initialTextOverflow())
-    , marginBeforeCollapse(MarginCollapseCollapse)
-    , marginAfterCollapse(MarginCollapseCollapse)
-    , m_appearance(ComputedStyle::initialAppearance())
-    , m_textDecorationStyle(ComputedStyle::initialTextDecorationStyle())
-    , m_hasCurrentOpacityAnimation(false)
-    , m_hasCurrentTransformAnimation(false)
-    , m_hasCurrentFilterAnimation(false)
-    , m_hasCurrentBackdropFilterAnimation(false)
-    , m_runningOpacityAnimationOnCompositor(false)
-    , m_runningTransformAnimationOnCompositor(false)
-    , m_runningFilterAnimationOnCompositor(false)
-    , m_runningBackdropFilterAnimationOnCompositor(false)
-    , m_isStackingContext(false)
-    , m_effectiveBlendMode(ComputedStyle::initialBlendMode())
-    , m_touchAction(ComputedStyle::initialTouchAction())
-    , m_objectFit(ComputedStyle::initialObjectFit())
-    , m_isolation(ComputedStyle::initialIsolation())
-    , m_contain(ComputedStyle::initialContain())
-    , m_scrollBehavior(ComputedStyle::initialScrollBehavior())
-    , m_scrollSnapType(ComputedStyle::initialScrollSnapType())
-    , m_requiresAcceleratedCompositingForExternalReasons(false)
-    , m_hasInlineTransform(false)
-    , m_resize(ComputedStyle::initialResize())
-    , m_hasCompositorProxy(false)
-    , m_hasAuthorBackground(false)
-    , m_hasAuthorBorder(false)
-{
-    m_maskBoxImage.setMaskDefaults();
-}
-
-StyleRareNonInheritedData::StyleRareNonInheritedData(const StyleRareNonInheritedData& o)
-    : RefCounted<StyleRareNonInheritedData>()
-    , opacity(o.opacity)
-    , m_perspective(o.m_perspective)
-    , m_shapeImageThreshold(o.m_shapeImageThreshold)
-    , m_order(o.m_order)
-    , m_perspectiveOrigin(o.m_perspectiveOrigin)
-    , m_objectPosition(o.m_objectPosition)
-    , lineClamp(o.lineClamp)
-    , m_draggableRegionMode(o.m_draggableRegionMode)
-    , m_deprecatedFlexibleBox(o.m_deprecatedFlexibleBox)
-    , m_flexibleBox(o.m_flexibleBox)
-    , m_multiCol(o.m_multiCol)
-    , m_transform(o.m_transform)
-    , m_willChange(o.m_willChange)
-    , m_filter(o.m_filter)
-    , m_backdropFilter(o.m_backdropFilter)
-    , m_grid(o.m_grid)
-    , m_gridItem(o.m_gridItem)
-    , m_scrollSnap(o.m_scrollSnap)
-    , m_content(o.m_content ? o.m_content->clone() : nullptr)
-    , m_counterDirectives(o.m_counterDirectives ? clone(*o.m_counterDirectives) : nullptr)
-    , m_animations(o.m_animations ? CSSAnimationData::create(*o.m_animations) : nullptr)
-    , m_transitions(o.m_transitions ? CSSTransitionData::create(*o.m_transitions) : nullptr)
-    , m_boxShadow(o.m_boxShadow)
-    , m_boxReflect(o.m_boxReflect)
-    , m_shapeOutside(o.m_shapeOutside)
-    , m_clipPath(o.m_clipPath)
-    , m_mask(o.m_mask)
-    , m_maskBoxImage(o.m_maskBoxImage)
-    , m_pageSize(o.m_pageSize)
-    , m_shapeMargin(o.m_shapeMargin)
-    , m_textDecorationColor(o.m_textDecorationColor)
-    , m_visitedLinkTextDecorationColor(o.m_visitedLinkTextDecorationColor)
-    , m_visitedLinkBackgroundColor(o.m_visitedLinkBackgroundColor)
-    , m_visitedLinkOutlineColor(o.m_visitedLinkOutlineColor)
-    , m_visitedLinkBorderLeftColor(o.m_visitedLinkBorderLeftColor)
-    , m_visitedLinkBorderRightColor(o.m_visitedLinkBorderRightColor)
-    , m_visitedLinkBorderTopColor(o.m_visitedLinkBorderTopColor)
-    , m_visitedLinkBorderBottomColor(o.m_visitedLinkBorderBottomColor)
-    , m_alignContent(o.m_alignContent)
-    , m_alignItems(o.m_alignItems)
-    , m_alignSelf(o.m_alignSelf)
-    , m_justifyContent(o.m_justifyContent)
-    , m_justifyItems(o.m_justifyItems)
-    , m_justifySelf(o.m_justifySelf)
-    , m_pageSizeType(o.m_pageSizeType)
-    , m_transformStyle3D(o.m_transformStyle3D)
-    , m_backfaceVisibility(o.m_backfaceVisibility)
-    , userDrag(o.userDrag)
-    , textOverflow(o.textOverflow)
-    , marginBeforeCollapse(o.marginBeforeCollapse)
-    , marginAfterCollapse(o.marginAfterCollapse)
-    , m_appearance(o.m_appearance)
-    , m_textDecorationStyle(o.m_textDecorationStyle)
-    , m_hasCurrentOpacityAnimation(o.m_hasCurrentOpacityAnimation)
-    , m_hasCurrentTransformAnimation(o.m_hasCurrentTransformAnimation)
-    , m_hasCurrentFilterAnimation(o.m_hasCurrentFilterAnimation)
-    , m_hasCurrentBackdropFilterAnimation(o.m_hasCurrentBackdropFilterAnimation)
-    , m_runningOpacityAnimationOnCompositor(o.m_runningOpacityAnimationOnCompositor)
-    , m_runningTransformAnimationOnCompositor(o.m_runningTransformAnimationOnCompositor)
-    , m_runningFilterAnimationOnCompositor(o.m_runningFilterAnimationOnCompositor)
-    , m_runningBackdropFilterAnimationOnCompositor(o.m_runningBackdropFilterAnimationOnCompositor)
-    , m_isStackingContext(o.m_isStackingContext)
-    , m_effectiveBlendMode(o.m_effectiveBlendMode)
-    , m_touchAction(o.m_touchAction)
-    , m_objectFit(o.m_objectFit)
-    , m_isolation(o.m_isolation)
-    , m_contain(o.m_contain)
-    , m_scrollBehavior(o.m_scrollBehavior)
-    , m_scrollSnapType(o.m_scrollSnapType)
-    , m_requiresAcceleratedCompositingForExternalReasons(o.m_requiresAcceleratedCompositingForExternalReasons)
-    , m_hasInlineTransform(o.m_hasInlineTransform)
-    , m_resize(o.m_resize)
-    , m_hasCompositorProxy(o.m_hasCompositorProxy)
-    , m_hasAuthorBackground(o.m_hasAuthorBackground)
-    , m_hasAuthorBorder(o.m_hasAuthorBorder)
-{
-}
-
-StyleRareNonInheritedData::~StyleRareNonInheritedData()
-{
-}
-
-bool StyleRareNonInheritedData::operator==(const StyleRareNonInheritedData& o) const
-{
-    return opacity == o.opacity
-        && m_perspective == o.m_perspective
-        && m_shapeImageThreshold == o.m_shapeImageThreshold
-        && m_order == o.m_order
-        && m_perspectiveOrigin == o.m_perspectiveOrigin
-        && m_objectPosition == o.m_objectPosition
-        && lineClamp == o.lineClamp
-        && m_draggableRegionMode == o.m_draggableRegionMode
-        && m_deprecatedFlexibleBox == o.m_deprecatedFlexibleBox
-        && m_flexibleBox == o.m_flexibleBox
-        && m_multiCol == o.m_multiCol
-        && m_transform == o.m_transform
-        && m_willChange == o.m_willChange
-        && m_filter == o.m_filter
-        && m_backdropFilter == o.m_backdropFilter
-        && m_grid == o.m_grid
-        && m_gridItem == o.m_gridItem
-        && m_scrollSnap == o.m_scrollSnap
-        && contentDataEquivalent(o)
-        && counterDataEquivalent(o)
-        && shadowDataEquivalent(o)
-        && reflectionDataEquivalent(o)
-        && animationDataEquivalent(o)
-        && transitionDataEquivalent(o)
-        && shapeOutsideDataEquivalent(o)
-        && m_mask == o.m_mask
-        && m_maskBoxImage == o.m_maskBoxImage
-        && m_pageSize == o.m_pageSize
-        && m_shapeMargin == o.m_shapeMargin
-        && clipPathDataEquivalent(o)
-        && m_textDecorationColor == o.m_textDecorationColor
-        && m_visitedLinkTextDecorationColor == o.m_visitedLinkTextDecorationColor
-        && m_visitedLinkBackgroundColor == o.m_visitedLinkBackgroundColor
-        && m_visitedLinkOutlineColor == o.m_visitedLinkOutlineColor
-        && m_visitedLinkBorderLeftColor == o.m_visitedLinkBorderLeftColor
-        && m_visitedLinkBorderRightColor == o.m_visitedLinkBorderRightColor
-        && m_visitedLinkBorderTopColor == o.m_visitedLinkBorderTopColor
-        && m_visitedLinkBorderBottomColor == o.m_visitedLinkBorderBottomColor
-        && m_callbackSelectors == o.m_callbackSelectors
-        && m_alignContent == o.m_alignContent
-        && m_alignItems == o.m_alignItems
-        && m_alignSelf == o.m_alignSelf
-        && m_justifyContent == o.m_justifyContent
-        && m_justifyItems == o.m_justifyItems
-        && m_justifySelf == o.m_justifySelf
-        && m_pageSizeType == o.m_pageSizeType
-        && m_transformStyle3D == o.m_transformStyle3D
-        && m_backfaceVisibility == o.m_backfaceVisibility
-        && userDrag == o.userDrag
-        && textOverflow == o.textOverflow
-        && marginBeforeCollapse == o.marginBeforeCollapse
-        && marginAfterCollapse == o.marginAfterCollapse
-        && m_appearance == o.m_appearance
-        && m_textDecorationStyle == o.m_textDecorationStyle
-        && m_hasCurrentOpacityAnimation == o.m_hasCurrentOpacityAnimation
-        && m_hasCurrentTransformAnimation == o.m_hasCurrentTransformAnimation
-        && m_hasCurrentFilterAnimation == o.m_hasCurrentFilterAnimation
-        && m_hasCurrentBackdropFilterAnimation == o.m_hasCurrentBackdropFilterAnimation
-        && m_isStackingContext == o.m_isStackingContext
-        && m_effectiveBlendMode == o.m_effectiveBlendMode
-        && m_touchAction == o.m_touchAction
-        && m_objectFit == o.m_objectFit
-        && m_isolation == o.m_isolation
-        && m_contain == o.m_contain
-        && m_scrollBehavior == o.m_scrollBehavior
-        && m_scrollSnapType == o.m_scrollSnapType
-        && m_requiresAcceleratedCompositingForExternalReasons == o.m_requiresAcceleratedCompositingForExternalReasons
-        && m_hasInlineTransform == o.m_hasInlineTransform
-        && m_resize == o.m_resize
-        && m_hasCompositorProxy == o.m_hasCompositorProxy
-        && m_hasAuthorBackground == o.m_hasAuthorBackground
-        && m_hasAuthorBorder == o.m_hasAuthorBorder;
-}
-
-bool StyleRareNonInheritedData::contentDataEquivalent(const StyleRareNonInheritedData& o) const
-{
-    ContentData* a = m_content.get();
-    ContentData* b = o.m_content.get();
-
-    while (a && b && *a == *b) {
-        a = a->next();
-        b = b->next();
-    }
-
-    return !a && !b;
-}
-
-bool StyleRareNonInheritedData::counterDataEquivalent(const StyleRareNonInheritedData& o) const
-{
-    return dataEquivalent(m_counterDirectives, o.m_counterDirectives);
-}
-
-bool StyleRareNonInheritedData::shadowDataEquivalent(const StyleRareNonInheritedData& o) const
-{
-    return dataEquivalent(m_boxShadow, o.m_boxShadow);
-}
-
-bool StyleRareNonInheritedData::reflectionDataEquivalent(const StyleRareNonInheritedData& o) const
-{
-    return dataEquivalent(m_boxReflect, o.m_boxReflect);
-}
-
-bool StyleRareNonInheritedData::animationDataEquivalent(const StyleRareNonInheritedData& o) const
-{
-    if (!m_animations && !o.m_animations)
-        return true;
-    if (!m_animations || !o.m_animations)
-        return false;
-    return m_animations->animationsMatchForStyleRecalc(*o.m_animations);
-}
-
-bool StyleRareNonInheritedData::transitionDataEquivalent(const StyleRareNonInheritedData& o) const
-{
-    if (!m_transitions && !o.m_transitions)
-        return true;
-    if (!m_transitions || !o.m_transitions)
-        return false;
-    return m_transitions->transitionsMatchForStyleRecalc(*o.m_transitions);
-}
-
-bool StyleRareNonInheritedData::hasFilters() const
-{
-    return m_filter.get() && !m_filter->m_operations.isEmpty();
-}
-
-bool StyleRareNonInheritedData::hasBackdropFilters() const
-{
-    return m_backdropFilter.get() && !m_backdropFilter->m_operations.isEmpty();
-}
-
-bool StyleRareNonInheritedData::shapeOutsideDataEquivalent(const StyleRareNonInheritedData& o) const
-{
-    return dataEquivalent(m_shapeOutside, o.m_shapeOutside);
-}
-
-bool StyleRareNonInheritedData::clipPathDataEquivalent(const StyleRareNonInheritedData& o) const
-{
-    return dataEquivalent(m_clipPath, o.m_clipPath);
-}
-
 } // namespace blink