DOM event handling should pass Event around by reference.
<https://webkit.org/b/161398>

Reviewed by Chris Dumez.

Source/WebCore:

Start with making Node::defaultEventHandler() take an Event& instead of an Event*,
and then spread out from there, propagating the referenceness.

* dom/Element.cpp:
(WebCore::Element::isKeyboardFocusable):
* dom/Element.h:
* dom/EventDispatcher.cpp:
(WebCore::callDefaultEventHandlersInTheBubblingOrder):
* dom/Node.cpp:
(WebCore::Node::dispatchDOMActivateEvent):
(WebCore::Node::defaultEventHandler):
* dom/Node.h:
* editing/Editor.cpp:
(WebCore::Editor::handleKeyboardEvent):
(WebCore::Editor::handleInputMethodKeydown):
(WebCore::Editor::handleTextEvent):
* editing/Editor.h:
* html/BaseCheckableInputType.cpp:
(WebCore::BaseCheckableInputType::handleKeydownEvent):
(WebCore::BaseCheckableInputType::handleKeypressEvent):
* html/BaseCheckableInputType.h:
* html/BaseChooserOnlyDateAndTimeInputType.cpp:
(WebCore::BaseChooserOnlyDateAndTimeInputType::handleDOMActivateEvent):
(WebCore::BaseChooserOnlyDateAndTimeInputType::handleKeydownEvent):
(WebCore::BaseChooserOnlyDateAndTimeInputType::handleKeypressEvent):
(WebCore::BaseChooserOnlyDateAndTimeInputType::handleKeyupEvent):
* html/BaseChooserOnlyDateAndTimeInputType.h:
* html/BaseClickableWithKeyInputType.cpp:
(WebCore::BaseClickableWithKeyInputType::handleKeydownEvent):
(WebCore::BaseClickableWithKeyInputType::handleKeypressEvent):
(WebCore::BaseClickableWithKeyInputType::handleKeyupEvent):
* html/BaseClickableWithKeyInputType.h:
* html/BaseDateAndTimeInputType.cpp:
(WebCore::BaseDateAndTimeInputType::isKeyboardFocusable):
* html/BaseDateAndTimeInputType.h:
* html/CheckboxInputType.cpp:
(WebCore::CheckboxInputType::handleKeyupEvent):
* html/CheckboxInputType.h:
* html/ColorInputType.cpp:
(WebCore::ColorInputType::handleDOMActivateEvent):
* html/ColorInputType.h:
* html/FileInputType.cpp:
(WebCore::FileInputType::handleDOMActivateEvent):
* html/FileInputType.h:
* html/HTMLAnchorElement.cpp:
(WebCore::HTMLAnchorElement::isKeyboardFocusable):
(WebCore::HTMLAnchorElement::defaultEventHandler):
(WebCore::HTMLAnchorElement::handleClick):
(WebCore::HTMLAnchorElement::eventType):
(WebCore::isEnterKeyKeydownEvent):
* html/HTMLAnchorElement.h:
* html/HTMLAreaElement.cpp:
(WebCore::HTMLAreaElement::isKeyboardFocusable):
* html/HTMLAreaElement.h:
* html/HTMLButtonElement.cpp:
(WebCore::HTMLButtonElement::defaultEventHandler):
* html/HTMLButtonElement.h:
* html/HTMLFormControlElement.cpp:
(WebCore::HTMLFormControlElement::isKeyboardFocusable):
* html/HTMLFormControlElement.h:
* html/HTMLFormElement.cpp:
(WebCore::HTMLFormElement::submitImplicitly):
(WebCore::submitElementFromEvent):
(WebCore::HTMLFormElement::validateInteractively):
(WebCore::HTMLFormElement::prepareForSubmission):
* html/HTMLFormElement.h:
* html/HTMLFrameOwnerElement.cpp:
(WebCore::HTMLFrameOwnerElement::isKeyboardFocusable):
* html/HTMLFrameOwnerElement.h:
* html/HTMLFrameSetElement.cpp:
(WebCore::HTMLFrameSetElement::defaultEventHandler):
* html/HTMLFrameSetElement.h:
* html/HTMLIFrameElement.h:
* html/HTMLInputElement.cpp:
(WebCore::HTMLInputElement::isKeyboardFocusable):
(WebCore::HTMLInputElement::isTextFormControlKeyboardFocusable):
(WebCore::HTMLInputElement::willDispatchEvent):
(WebCore::HTMLInputElement::defaultEventHandler):
* html/HTMLInputElement.h:
* html/HTMLLabelElement.cpp:
(WebCore::HTMLLabelElement::defaultEventHandler):
* html/HTMLLabelElement.h:
* html/HTMLLinkElement.cpp:
(WebCore::HTMLLinkElement::defaultEventHandler):
* html/HTMLLinkElement.h:
* html/HTMLPlugInElement.cpp:
(WebCore::HTMLPlugInElement::defaultEventHandler):
(WebCore::HTMLPlugInElement::isKeyboardFocusable):
* html/HTMLPlugInElement.h:
* html/HTMLPlugInImageElement.cpp:
(WebCore::HTMLPlugInImageElement::defaultEventHandler):
* html/HTMLPlugInImageElement.h:
* html/HTMLSelectElement.cpp:
(WebCore::HTMLSelectElement::isKeyboardFocusable):
(WebCore::HTMLSelectElement::menuListDefaultEventHandler):
(WebCore::HTMLSelectElement::listBoxDefaultEventHandler):
(WebCore::HTMLSelectElement::defaultEventHandler):
* html/HTMLSelectElement.h:
* html/HTMLSummaryElement.cpp:
(WebCore::HTMLSummaryElement::defaultEventHandler):
* html/HTMLSummaryElement.h:
* html/HTMLTextAreaElement.cpp:
(WebCore::HTMLTextAreaElement::isKeyboardFocusable):
(WebCore::HTMLTextAreaElement::defaultEventHandler):
(WebCore::HTMLTextAreaElement::handleBeforeTextInsertedEvent):
* html/HTMLTextAreaElement.h:
* html/HTMLTextFormControlElement.cpp:
(WebCore::HTMLTextFormControlElement::forwardEvent):
* html/HTMLTextFormControlElement.h:
* html/ImageInputType.cpp:
(WebCore::ImageInputType::handleDOMActivateEvent):
* html/ImageInputType.h:
* html/InputType.cpp:
(WebCore::InputType::handleClickEvent):
(WebCore::InputType::handleMouseDownEvent):
(WebCore::InputType::handleDOMActivateEvent):
(WebCore::InputType::handleKeydownEvent):
(WebCore::InputType::handleKeypressEvent):
(WebCore::InputType::handleKeyupEvent):
(WebCore::InputType::handleBeforeTextInsertedEvent):
(WebCore::InputType::handleTouchEvent):
(WebCore::InputType::forwardEvent):
(WebCore::InputType::shouldSubmitImplicitly):
(WebCore::InputType::dispatchSimulatedClickIfActive):
(WebCore::InputType::isKeyboardFocusable):
* html/InputType.h:
* html/MediaDocument.cpp:
(WebCore::MediaDocument::defaultEventHandler):
* html/MediaDocument.h:
* html/NumberInputType.cpp:
(WebCore::NumberInputType::handleKeydownEvent):
* html/NumberInputType.h:
* html/RadioInputType.cpp:
(WebCore::RadioInputType::handleClickEvent):
(WebCore::RadioInputType::handleKeydownEvent):
(WebCore::RadioInputType::handleKeyupEvent):
(WebCore::RadioInputType::isKeyboardFocusable):
* html/RadioInputType.h:
* html/RangeInputType.cpp:
(WebCore::RangeInputType::handleMouseDownEvent):
(WebCore::RangeInputType::handleTouchEvent):
(WebCore::RangeInputType::handleKeydownEvent):
* html/RangeInputType.h:
* html/ResetInputType.cpp:
(WebCore::ResetInputType::handleDOMActivateEvent):
* html/ResetInputType.h:
* html/SearchInputType.cpp:
(WebCore::SearchInputType::handleKeydownEvent):
* html/SearchInputType.h:
* html/SubmitInputType.cpp:
(WebCore::SubmitInputType::handleDOMActivateEvent):
* html/SubmitInputType.h:
* html/TextFieldInputType.cpp:
(WebCore::TextFieldInputType::isKeyboardFocusable):
(WebCore::TextFieldInputType::handleKeydownEvent):
(WebCore::TextFieldInputType::handleKeydownEventForSpinButton):
(WebCore::TextFieldInputType::forwardEvent):
(WebCore::TextFieldInputType::shouldSubmitImplicitly):
(WebCore::TextFieldInputType::handleBeforeTextInsertedEvent):
* html/TextFieldInputType.h:
* html/shadow/AutoFillButtonElement.cpp:
(WebCore::AutoFillButtonElement::defaultEventHandler):
* html/shadow/AutoFillButtonElement.h:
* html/shadow/MediaControlElementTypes.cpp:
(WebCore::MediaControlMuteButtonElement::defaultEventHandler):
(WebCore::MediaControlSeekButtonElement::defaultEventHandler):
(WebCore::MediaControlVolumeSliderElement::defaultEventHandler):
* html/shadow/MediaControlElementTypes.h:
* html/shadow/MediaControlElements.cpp:
(WebCore::MediaControlPanelElement::defaultEventHandler):
(WebCore::MediaControlVolumeSliderContainerElement::defaultEventHandler):
(WebCore::MediaControlPanelMuteButtonElement::defaultEventHandler):
(WebCore::MediaControlPlayButtonElement::defaultEventHandler):
(WebCore::MediaControlOverlayPlayButtonElement::defaultEventHandler):
(WebCore::MediaControlRewindButtonElement::defaultEventHandler):
(WebCore::MediaControlReturnToRealtimeButtonElement::defaultEventHandler):
(WebCore::MediaControlToggleClosedCaptionsButtonElement::defaultEventHandler):
(WebCore::MediaControlClosedCaptionsTrackListElement::defaultEventHandler):
(WebCore::MediaControlTimelineElement::defaultEventHandler):
(WebCore::MediaControlFullscreenButtonElement::defaultEventHandler):
(WebCore::MediaControlFullscreenVolumeMinButtonElement::defaultEventHandler):
(WebCore::MediaControlFullscreenVolumeMaxButtonElement::defaultEventHandler):
* html/shadow/MediaControlElements.h:
* html/shadow/MediaControls.cpp:
(WebCore::MediaControls::defaultEventHandler):
(WebCore::MediaControls::containsRelatedTarget):
* html/shadow/MediaControls.h:
* html/shadow/MediaControlsApple.cpp:
(WebCore::MediaControlsApple::defaultEventHandler):
(WebCore::MediaControlsApple::handleClickEvent):
(WebCore::MediaControlsAppleEventListener::handleEvent):
* html/shadow/MediaControlsApple.h:
* html/shadow/SliderThumbElement.cpp:
(WebCore::SliderThumbElement::defaultEventHandler):
(WebCore::SliderThumbElement::handleTouchStart):
(WebCore::SliderThumbElement::handleTouchMove):
(WebCore::SliderThumbElement::handleTouchEndAndCancel):
(WebCore::SliderThumbElement::handleTouchEvent):
* html/shadow/SliderThumbElement.h:
* html/shadow/SpinButtonElement.cpp:
(WebCore::SpinButtonElement::defaultEventHandler):
(WebCore::SpinButtonElement::forwardEvent):
* html/shadow/SpinButtonElement.h:
* html/shadow/TextControlInnerElements.cpp:
(WebCore::TextControlInnerTextElement::defaultEventHandler):
(WebCore::SearchFieldResultsButtonElement::defaultEventHandler):
(WebCore::SearchFieldCancelButtonElement::defaultEventHandler):
* html/shadow/TextControlInnerElements.h:
* html/shadow/mac/ImageControlsButtonElementMac.cpp:
(WebCore::ImageControlsButtonElementMac::defaultEventHandler):
* html/shadow/mac/ImageControlsButtonElementMac.h:
* loader/FrameLoader.cpp:
(WebCore::FrameLoader::dispatchBeforeUnloadEvent):
* mathml/MathMLElement.cpp:
(WebCore::MathMLElement::defaultEventHandler):
(WebCore::MathMLElement::isKeyboardFocusable):
* mathml/MathMLElement.h:
* mathml/MathMLSelectElement.cpp:
(WebCore::MathMLSelectElement::defaultEventHandler):
* mathml/MathMLSelectElement.h:
* page/EventHandler.cpp:
(WebCore::didScrollInScrollableArea):
(WebCore::handleWheelEventInAppropriateEnclosingBox):
(WebCore::EventHandler::defaultWheelEventHandler):
(WebCore::EventHandler::keyEvent):
(WebCore::handleKeyboardSelectionMovement):
(WebCore::EventHandler::handleKeyboardSelectionMovementForAccessibility):
(WebCore::EventHandler::defaultKeyboardEventHandler):
(WebCore::EventHandler::defaultTextInputEventHandler):
(WebCore::EventHandler::defaultSpaceEventHandler):
(WebCore::EventHandler::defaultBackspaceEventHandler):
(WebCore::EventHandler::defaultArrowEventHandler):
(WebCore::EventHandler::defaultTabEventHandler):
* page/EventHandler.h:
* page/FocusController.cpp:
(WebCore::isFocusableElementOrScopeOwner):
(WebCore::isNonFocusableScopeOwner):
(WebCore::isFocusableScopeOwner):
(WebCore::FocusController::advanceFocusInDocumentOrder):
(WebCore::FocusController::findFocusCandidateInContainer):
* rendering/RenderFrameSet.cpp:
(WebCore::RenderFrameSet::userResize):
* rendering/RenderFrameSet.h:
* svg/SVGAElement.cpp:
(WebCore::SVGAElement::defaultEventHandler):
(WebCore::SVGAElement::isKeyboardFocusable):
* svg/SVGAElement.h:

Source/WebKit2:

* WebProcess/WebPage/mac/WebPageMac.mm:
(WebKit::WebPage::performNonEditingBehaviorForSelector):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@205249 268f45cc-cd09-0410-ab3c-d52691b4dbfc
107 files changed