https://bugs.webkit.org/show_bug.cgi?id=125239

Reviewed by Simon Fraser.

* WebCore.xcodeproj/project.pbxproj:
* rendering/InlineBox.cpp:
(WebCore::InlineBox::previousOnLineExists): Added.
* rendering/InlineBox.h:
* rendering/InlineTextBox.cpp:
(WebCore::InlineTextBox::paintCompositionBackground): Modified to query RenderStyle
on iOS for the composition fill color. Added FIXME to make this platform-independent.
(WebCore::InlineTextBox::paintDecoration): Added iOS-specific decoration code.
(WebCore::lineStyleForMarkerType):
(WebCore::InlineTextBox::paintDocumentMarkers): Added iOS-specific code. Also, added
FIXME to make this code platform-independent.
* rendering/RenderBlock.cpp:
(WebCore::RenderBlock::paint): Ditto.
(WebCore::positionForPointRespectingEditingBoundaries): Added iOS-specific code.
* rendering/RenderBlock.h: Changed access control of logical{Left, Right}SelectionOffset()
from private to protected so that these methods can be used from RenderImage::collectSelectionRects().
* rendering/RenderBox.cpp:
(WebCore::RenderBox::borderRadii): Added.
(WebCore::RenderBox::paintBoxDecorations): Added iOS-specific workaround. See <rdar://problem/6209763>
for more details.
(WebCore::RenderBox::computeRectForRepaint): Added iOS-specific code.
(WebCore::customContainingBlockWidth): Added; guarded by PLATFORM(IOS).
(WebCore::customContainingBlockHeight): Added; guarded by PLATFORM(IOS).
(WebCore::customContainingBlockLogicalWidth): Added; guarded by PLATFORM(IOS).
(WebCore::customContainingBlockLogicalHeight): Added; guarded by PLATFORM(IOS).
(WebCore::customContainingBlockAvailableLogicalHeight): Added; guarded by PLATFORM(IOS).
(WebCore::RenderBox::availableLogicalHeightUsing): Added iOS-specific code; calls customContainingBlockAvailableLogicalHeight().
(WebCore::RenderBox::containingBlockLogicalWidthForPositioned): Added iOS-specific code; calls customContainingBlockLogicalWidth().
(WebCore::RenderBox::containingBlockLogicalHeightForPositioned): Added iOS-specific code; calls customContainingBlockLogicalHeight().
(WebCore::RenderBox::layoutOverflowRectForPropagation): Added iOS-specific code.
* rendering/RenderBox.h:
* rendering/RenderBoxModelObject.cpp:
(WebCore::RenderBoxModelObject::stickyPositionOffset): Use FrameView::customFixedPositionLayoutRect()
instead of FrameView::viewportConstrainedVisibleContentRect().
* rendering/RenderButton.cpp:
(WebCore::RenderButton::layout): Added; iOS-specific. Includes FIXME comment.
See <rdar://problem/7675493> for more details.
* rendering/RenderElement.cpp:
(WebCore::RenderElement::styleWillChange): Added iOS-specific code.
(WebCore::RenderElement::styleDidChange): Modified to only call areCursorsEqual() and
EventHandler::scheduleCursorUpdate() on a non-iOS port.
* rendering/RenderEmbeddedObject.cpp:
(WebCore::RenderEmbeddedObject::allowsAcceleratedCompositing): Added iOS-specific code.
(WebCore::RenderEmbeddedObject::setPluginUnavailabilityReason): This method has an empty implementation for iOS.
(WebCore::RenderEmbeddedObject::setPluginUnavailabilityReasonWithDescription): Ditto.
* rendering/RenderFileUploadControl.cpp:
(WebCore::nodeHeight):
(WebCore::RenderFileUploadControl::maxFilenameWidth): Added iOS-specific code.
(WebCore::RenderFileUploadControl::paintObject): Ditto.
(WebCore::RenderFileUploadControl::fileTextValue): Ditto.
* rendering/RenderFrameSet.cpp:
(WebCore::RenderFrameSet::positionFrames): Ditto; Also added FIXME comment as this code may not
be specific to iOS.
* rendering/RenderIFrame.h: Added iOS-specific workaround to RenderObject::renderName(). Added
FIXME comment to determine whether this workaround is still applicable.
* rendering/RenderImage.cpp:
(WebCore::RenderImage::collectSelectionRects): Added; guarded by PLATFORM(IOS).
(WebCore::RenderImage::paintAreaElementFocusRing): This method has an empty implementation for iOS.
* rendering/RenderImage.h:
* rendering/RenderInline.cpp:
(WebCore::RenderInline::absoluteQuadsForSelection): Added; guarded by PLATFORM(IOS).
* rendering/RenderInline.h:
* rendering/RenderLayer.cpp:
(WebCore::RenderLayer::RenderLayer): Added iOS-specific member initialization.
(WebCore::RenderLayer::~RenderLayer): Added iOS-specific code.
(WebCore::RenderLayer::willBeDestroyed): Added; iOS-specific.
(WebCore::RenderLayer::hasAcceleratedTouchScrolling): Ditto.
(WebCore::RenderLayer::handleTouchEvent): Ditto.
(WebCore::RenderLayer::registerAsTouchEventListenerForScrolling): Ditto.
(WebCore::RenderLayer::unregisterAsTouchEventListenerForScrolling): Ditto.
(WebCore::RenderLayer::updateNeedsCompositedScrolling): Added iOS-specific code as we use UIKit
to composite our scroll bars.
(WebCore::RenderLayer::scrollTo): Added iOS-specific code.
(WebCore::RenderLayer::scrollRectToVisible): Ditto.
(WebCore::RenderLayer::styleChanged): Modified to make use of the passed StyleDifference on iOS.
(WebCore::RenderLayer::visibleContentRect): Added; iOS-specific.
(WebCore::RenderLayer::didStartScroll): Ditto.
(WebCore::RenderLayer::didEndScroll): Ditto.
(WebCore::RenderLayer::didUpdateScroll): Ditto.
(WebCore::RenderLayer::invalidateScrollbarRect): Added iOS-specific code.
(WebCore::RenderLayer::invalidateScrollCornerRect): Ditto.
(WebCore::RenderLayer::verticalScrollbarWidth): Ditto.
(WebCore::RenderLayer::horizontalScrollbarHeight): Ditto.
(WebCore::RenderLayer::updateScrollableAreaSet): Ditto.
(WebCore::RenderLayer::updateScrollInfoAfterLayout): Add iOS-specific workaround with FIXME. See
<rdar://problem/15579797> for more details.
(WebCore::RenderLayer::paintOverflowControls): Added iOS-specific code.
(WebCore::RenderLayer::calculateClipRects): Ditto.
* rendering/RenderLayer.h:
* rendering/RenderLayerBacking.cpp:
(WebCore::RenderLayerBacking::createPrimaryGraphicsLayer): Modified to not apply page scale on iOS
as we apply a page scale at a different time in the code.
(WebCore::RenderLayerBacking::layerWillBeDestroyed): Added; guarded by PLATFORM(IOS).
(WebCore::layerOrAncestorIsTransformedOrScrolling): Added iOS-specific variant with FIXME comment.
(WebCore::RenderLayerBacking::shouldClipCompositedBounds): Added iOS-specific code.
(WebCore::RenderLayerBacking::updateGraphicsLayerConfiguration): Ditto.
(WebCore::RenderLayerBacking::updateGraphicsLayerGeometry): Ditto.
(WebCore::RenderLayerBacking::registerScrollingLayers): Ditto.
(WebCore::RenderLayerBacking::updateScrollingLayers): Ditto.
(WebCore::RenderLayerBacking::containsPaintedContent): Call RenderLayer::hasBoxDecorationsOrBackground()
when building on iOS Simulator.
(WebCore::RenderLayerBacking::parentForSublayers): Added iOS-specific code and FIXME comment.
(WebCore::RenderLayerBacking::paintsIntoWindow): Opt-into coordinated graphics code path.
(WebCore::RenderLayerBacking::setContentsNeedDisplayInRect): Added iOS-specific code.
(WebCore::RenderLayerBacking::paintIntoLayer): Compile-out ASSERT_NOT_REACHED for iOS and added FIXME comment.
* rendering/RenderLayerBacking.h:
* rendering/RenderLayerCompositor.cpp:
(WebCore::RenderLayerCompositor::scheduleLayerFlush): Added iOS-specific code.
(WebCore::RenderLayerCompositor::chromeClient): Added; guarded by PLATFORM(IOS).
(WebCore::RenderLayerCompositor::flushPendingLayerChanges): Added iOS-specific code.
(WebCore::scrollbarHasDisplayNone): Added; iOS-specific.
(WebCore::updateScrollingLayerWithClient): Ditto.
(WebCore::RenderLayerCompositor::updateCustomLayersAfterFlush): Ditto.
(WebCore::RenderLayerCompositor::didFlushChangesForLayer): Added iOS-specific code.
(WebCore::RenderLayerCompositor::didChangeVisibleRect): Ditto.
(WebCore::RenderLayerCompositor::addToOverlapMap): Don't apply page scale factor on iOS. We apply
the page scale factor at a different time in the code. Also, added FIXME comment.
(WebCore::RenderLayerCompositor::computeCompositingRequirements): Added iOS-specific workaround.
See <rdar://problem/8348337> for more details.
(WebCore::RenderLayerCompositor::setIsInWindow): Use non-Mac code path for iOS.
(WebCore::RenderLayerCompositor::allowsIndependentlyCompositedFrames): Added iOS-specific code.
(WebCore::RenderLayerCompositor::requiresCompositingLayer): Ditto.
(WebCore::RenderLayerCompositor::requiresOwnBackingStore): Ditto.
(WebCore::RenderLayerCompositor::reasonsForCompositing): Ditto.
(WebCore::RenderLayerCompositor::requiresCompositingForAnimation): Opt-into calling
AnimationController::isRunningAnimationOnRenderer() on iOS.
(WebCore::RenderLayerCompositor::requiresCompositingForScrolling): Added; guarded by PLATFORM(IOS).
(WebCore::isStickyInAcceleratedScrollingLayerOrViewport): Added iOS-specific code.
(WebCore::isViewportConstrainedFixedOrStickyLayer): Ditto.
(WebCore::RenderLayerCompositor::requiresCompositingForPosition): Use FrameView::customFixedPositionLayoutRect()
instead of FrameView::viewportConstrainedVisibleContentRect().
(WebCore::RenderLayerCompositor::contentsScaleMultiplierForNewTiles): Ditto.
(WebCore::RenderLayerCompositor::ensureRootLayer): Ditto.
(WebCore::RenderLayerCompositor::computeFixedViewportConstraints): Use FrameView::customFixedPositionLayoutRect()
instead of FrameView::viewportConstrainedVisibleContentRect().
(WebCore::RenderLayerCompositor::computeStickyViewportConstraints): Ditto.
(WebCore::RenderLayerCompositor::registerOrUpdateViewportConstrainedLayer): This method has an empty implementation for iOS
as we batch update viewport-constrained layers in the iOS-specific method, RenderLayerCompositor::updateCustomLayersAfterFlush().
(WebCore::RenderLayerCompositor::unregisterViewportConstrainedLayer): Ditto.
(WebCore::RenderLayerCompositor::registerAllViewportConstrainedLayers): Added; guarded by PLATFORM(IOS).
(WebCore::RenderLayerCompositor::unregisterAllViewportConstrainedLayers): Ditto.
(WebCore::RenderLayerCompositor::registerAllScrollingLayers): Ditto.
(WebCore::RenderLayerCompositor::unregisterAllScrollingLayers): Ditto.
(WebCore::RenderLayerCompositor::scrollingLayerAddedOrUpdated): Ditto.
(WebCore::RenderLayerCompositor::scrollingLayerRemoved): Ditto.
(WebCore::RenderLayerCompositor::startInitialLayerFlushTimerIfNeeded): Ditto.
* rendering/RenderLayerCompositor.h:
* rendering/RenderLayerFilterInfo.h: Added iOS-specific Clang workaround to ignore
an unused private field.
* rendering/RenderMenuList.cpp:
(WebCore::selectedOptionCount): Added; guarded by PLATFORM(IOS).
(WebCore::RenderMenuList::RenderMenuList): On iOS we don't make use of RenderMenuList::m_popupIsVisible.
(WebCore::RenderMenuList::~RenderMenuList): On iOS we don't make use of RenderMenuList::m_popup.
(WebCore::RenderMenuList::adjustInnerStyle): Add iOS-specific code.
(RenderMenuList::updateFromElement): On iOS we don't make use of RenderMenuList::m_popup.
(RenderMenuList::setTextFromOption): Add iOS-specific code.
(RenderMenuList::showPopup): Define RenderMenuList::showPopup() to ASSERT_NOT_REACHED() on iOS as
we don't make use of RenderMenuList::m_popup.
(RenderMenuList::hidePopup): This method has an empty implementation for iOS as we don't make use
of RenderMenuList::m_popup.
(RenderMenuList::popupDidHide): This method has an empty implementation for iOS as we don't make use
of RenderMenuList::m_popupIsVisible.
* rendering/RenderMenuList.h:
* rendering/RenderObject.cpp:
(WebCore::RenderObject::columnNumberForOffset): Added; guarded by PLATFORM(IOS). Also, added a FIXME comment to
make this function return an unsigned integer instead of a signed integer.
(WebCore::RenderObject::collectSelectionRects): Added; guarded by PLATFORM(IOS).
(WebCore::RenderObject::destroy): Added iOS-specific code.
(WebCore::RenderObject::innerLineHeight): Added.
(WebCore::RenderObject::willRenderImage): Added iOS-specific code.
* rendering/RenderObject.h: Change the access control of RenderObject::drawLineForBoxSide() from protected to
public so that it can be used from RenderThemeIOS::adjustMenuListButtonStyle().
(WebCore::RenderObject::absoluteQuadsForSelection):
* rendering/RenderScrollbar.h: Change the access control of RenderScrollbar::getScrollbarPseudoStyle() from
private to public so that it can be used from the iOS-specific static function, scrollbarHasDisplayNone,
defined in RenderLayerCompositor.cpp.
* rendering/RenderSearchField.cpp:
(WebCore::RenderSearchField::itemText): Added iOS-specific code.
* rendering/RenderText.cpp:
(WebCore::RenderText::collectSelectionRects): Added; guarded by PLATFORM(IOS).
(WebCore::RenderText::setTextInternal): Added iOS-specific code.
* rendering/RenderText.h:
* rendering/RenderTextControl.cpp:
(WebCore::RenderTextControl::adjustInnerTextStyle): Ditto.
(WebCore::RenderTextControl::canScroll): Added; guarded by PLATFORM(IOS).
(WebCore::RenderTextControl::innerLineHeight): Ditto.
* rendering/RenderTextControl.h:
* rendering/RenderTextControlMultiLine.cpp:
(WebCore::RenderTextControlMultiLine::getAvgCharWidth): Compile-out code when building for iOS.
(WebCore::RenderTextControlMultiLine::createInnerTextStyle): Added iOS-specific code.
* rendering/RenderTextControlSingleLine.cpp:
(WebCore::RenderTextControlSingleLine::layout): Ditto.
(WebCore::RenderTextControlSingleLine::getAvgCharWidth): Compile-out code when building for iOS.
(WebCore::RenderTextControlSingleLine::preferredContentLogicalWidth): Ditto.
* rendering/RenderTextLineBoxes.cpp:
(WebCore::lineDirectionPointFitsInBox): Ditto.
(WebCore::RenderTextLineBoxes::positionForPoint): Added iOS-specific code.
* rendering/RenderTheme.cpp:
(WebCore::RenderTheme::paintBorderOnly): Ditto.
(WebCore::RenderTheme::paintDecorations): Modified to call the control-specific paint*Decorations().
* rendering/RenderTheme.h:
(WebCore::RenderTheme::paintCheckboxDecorations): Added.
(WebCore::RenderTheme::paintRadioDecorations): Added.
(WebCore::RenderTheme::paintButtonDecorations): Added.
(WebCore::RenderTheme::paintTextFieldDecorations): Added.
(WebCore::RenderTheme::paintTextAreaDecorations): Added.
(WebCore::RenderTheme::paintMenuListDecorations): Added.
(WebCore::RenderTheme::paintPushButtonDecorations): Added.
(WebCore::RenderTheme::paintSquareButtonDecorations): Added.
(WebCore::RenderTheme::paintFileUploadIconDecorations): Added.
(WebCore::RenderTheme::paintSliderThumbDecorations): Added.
(WebCore::RenderTheme::paintSearchFieldDecorations): Added.
* rendering/RenderThemeIOS.h: Added.
* rendering/RenderThemeIOS.mm: Added.
* rendering/RenderThemeMac.h: Don't compile the contents of this file when building for iOS.
* rendering/RenderThemeMac.mm: Ditto.
* rendering/RenderVideo.cpp:
(WebCore::RenderVideo::calculateIntrinsicSize): Compile-out code when building for iOS.
* rendering/RenderView.cpp:
(WebCore::RenderView::availableLogicalHeight): Add iOS-specific workaround. See <rdar://problem/7166808>.
(WebCore::fixedPositionOffset): Added; used in iOS-specific code (e.g. RenderView::mapLocalToContainer()).
(WebCore::RenderView::mapLocalToContainer): Use WebCore::fixedPositionOffset() instead of
FrameView::scrollOffsetForFixedPosition().
(WebCore::RenderView::pushMappingToContainer): Ditto.
(WebCore::RenderView::mapAbsoluteToLocalPoint): Ditto.
(WebCore::RenderView::repaintViewRectangle): Ditto.
(WebCore::RenderView::computeRectForRepaint): Ditto.
(WebCore::isFixedPositionInViewport): Added; used in RenderView::hasCustomFixedPosition().
(WebCore::RenderView::hasCustomFixedPosition): Added; guarded by PLATFORM(IOS).
* rendering/RenderView.h:
* rendering/RenderWidget.cpp:
(WebCore::RenderWidget::willBeDestroyed): Added iOS-specific code.
* rendering/RootInlineBox.cpp:
(WebCore::RootInlineBox::ascentAndDescentForBox): Ditto.
* rendering/break_lines.cpp: Only include header <CoreServices/CoreServices.h> when building for Mac.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@160236 268f45cc-cd09-0410-ab3c-d52691b4dbfc