Initial media (<video> and <audio>) support from feature branch and 
        QTKit based platform implementation.
        
        This will need to be updated to match current draft specification.

        * Configurations/WebCore.xcconfig:
        * DerivedSources.make:
        * WebCore.base.exp:
        * WebCore.xcodeproj/project.pbxproj:
        * bindings/js/JSEventCustom.cpp:
        (WebCore::toJS):
        * bindings/js/JSHTMLAudioElementConstructor.cpp: Added.
        (WebCore::JSHTMLAudioElementConstructor::JSHTMLAudioElementConstructor):
        (WebCore::JSHTMLAudioElementConstructor::implementsConstruct):
        (WebCore::JSHTMLAudioElementConstructor::construct):
        * bindings/js/JSHTMLAudioElementConstructor.h: Added.
        * bindings/js/JSHTMLElementWrapperFactory.cpp:
        (WebCore::createJSHTMLWrapper):
        * bindings/js/kjs_window.cpp:
        (KJS::Window::getValueProperty):
        * bindings/js/kjs_window.h:
        (KJS::Window::):
        * bindings/scripts/CodeGeneratorJS.pm:
        * dom/Document.cpp:
        (WebCore::Document::createEvent):
        (WebCore::Document::willSaveToCache):
        (WebCore::Document::didRestoreFromCache):
        (WebCore::Document::registerForCacheCallbacks):
        (WebCore::Document::unregisterForCacheCallbacks):
        * dom/Document.h:
        * dom/Element.cpp:
        (WebCore::Element::setBooleanAttribute):
        * dom/Element.h:
        (WebCore::Element::willSaveToCache):
        * dom/Event.cpp:
        (WebCore::Event::isProgressEvent):
        * dom/Event.h:
        * dom/EventNames.h:
        * dom/EventTargetNode.cpp:
        (WebCore::EventTargetNode::dispatchProgressEvent):
        * dom/EventTargetNode.h:
        * dom/ProgressEvent.cpp: Added.
        (WebCore::ProgressEvent::ProgressEvent):
        (WebCore::ProgressEvent::initProgressEvent):
        (WebCore::ProgressEvent::initProgressEventNS):
        * dom/ProgressEvent.h: Added.
        (WebCore::ProgressEvent::lengthComputable):
        (WebCore::ProgressEvent::loaded):
        (WebCore::ProgressEvent::total):
        (WebCore::ProgressEvent::isProgressEvent):
        * dom/ProgressEvent.idl: Added.
        * history/CachedPage.cpp:
        (WebCore::CachedPage::CachedPage):
        * html/HTMLAttributeNames.in:
        * html/HTMLAudioElement.cpp: Added.
        (WebCore::HTMLAudioElement::HTMLAudioElement):
        * html/HTMLAudioElement.h: Added.
        (WebCore::HTMLAudioElement::tagPriority):
        * html/HTMLAudioElement.idl: Added.
        * html/HTMLElement.cpp:
        (WebCore::inlineTagList):
        * html/HTMLElementFactory.cpp:
        (WebCore::audioConstructor):
        (WebCore::videoConstructor):
        (WebCore::sourceConstructor):
        (WebCore::createFunctionMap):
        * html/HTMLInputElement.cpp:
        (WebCore::HTMLInputElement::~HTMLInputElement):
        (WebCore::HTMLInputElement::setInputType):
        (WebCore::HTMLInputElement::willMoveToNewOwnerDocument):
        (WebCore::HTMLInputElement::didMoveToNewOwnerDocument):
        * html/HTMLMediaElement.cpp: Added.
        (WebCore::HTMLMediaElement::HTMLMediaElement):
        (WebCore::HTMLMediaElement::~HTMLMediaElement):
        (WebCore::HTMLMediaElement::checkDTD):
        (WebCore::HTMLMediaElement::rendererIsNeeded):
        (WebCore::HTMLMediaElement::createRenderer):
        (WebCore::HTMLMediaElement::insertedIntoDocument):
        (WebCore::HTMLMediaElement::removedFromDocument):
        (WebCore::HTMLMediaElement::scheduleLoad):
        (WebCore::HTMLMediaElement::initAndDispatchProgressEvent):
        (WebCore::HTMLMediaElement::dispatchEventAsync):
        (WebCore::HTMLMediaElement::loadTimerFired):
        (WebCore::HTMLMediaElement::asyncEventTimerFired):
        (WebCore::serializeTimeOffset):
        (WebCore::parseTimeOffset):
        (WebCore::HTMLMediaElement::getTimeOffsetAttribute):
        (WebCore::HTMLMediaElement::setTimeOffsetAttribute):
        (WebCore::HTMLMediaElement::error):
        (WebCore::HTMLMediaElement::src):
        (WebCore::HTMLMediaElement::HTMLMediaElement::setSrc):
        (WebCore::HTMLMediaElement::currentSrc):
        (WebCore::HTMLMediaElement::networkState):
        (WebCore::HTMLMediaElement::bufferingRate):
        (WebCore::HTMLMediaElement::load):
        (WebCore::HTMLMediaElement::movieNetworkStateChanged):
        (WebCore::HTMLMediaElement::movieReadyStateChanged):
        (WebCore::HTMLMediaElement::setReadyState):
        (WebCore::HTMLMediaElement::progressEventTimerFired):
        (WebCore::HTMLMediaElement::seek):
        (WebCore::HTMLMediaElement::readyState):
        (WebCore::HTMLMediaElement::seeking):
        (WebCore::HTMLMediaElement::currentTime):
        (WebCore::HTMLMediaElement::setCurrentTime):
        (WebCore::HTMLMediaElement::duration):
        (WebCore::HTMLMediaElement::paused):
        (WebCore::HTMLMediaElement::defaultPlaybackRate):
        (WebCore::HTMLMediaElement::setDefaultPlaybackRate):
        (WebCore::HTMLMediaElement::playbackRate):
        (WebCore::HTMLMediaElement::setPlaybackRate):
        (WebCore::HTMLMediaElement::ended):
        (WebCore::HTMLMediaElement::autoplay):
        (WebCore::HTMLMediaElement::setAutoplay):
        (WebCore::HTMLMediaElement::play):
        (WebCore::HTMLMediaElement::pause):
        (WebCore::HTMLMediaElement::loopCount):
        (WebCore::HTMLMediaElement::setLoopCount):
        (WebCore::HTMLMediaElement::start):
        (WebCore::HTMLMediaElement::setStart):
        (WebCore::HTMLMediaElement::end):
        (WebCore::HTMLMediaElement::setEnd):
        (WebCore::HTMLMediaElement::loopStart):
        (WebCore::HTMLMediaElement::setLoopStart):
        (WebCore::HTMLMediaElement::loopEnd):
        (WebCore::HTMLMediaElement::setLoopEnd):
        (WebCore::HTMLMediaElement::currentLoop):
        (WebCore::HTMLMediaElement::setCurrentLoop):
        (WebCore::HTMLMediaElement::controls):
        (WebCore::HTMLMediaElement::setControls):
        (WebCore::HTMLMediaElement::volume):
        (WebCore::HTMLMediaElement::setVolume):
        (WebCore::HTMLMediaElement::muted):
        (WebCore::HTMLMediaElement::setMuted):
        (WebCore::HTMLMediaElement::pickMedia):
        (WebCore::HTMLMediaElement::checkIfSeekNeeded):
        (WebCore::HTMLMediaElement::movieVolumeChanged):
        (WebCore::HTMLMediaElement::movieDidEnd):
        (WebCore::HTMLMediaElement::movieCuePointReached):
        (WebCore::HTMLMediaElement::addCuePoint):
        (WebCore::HTMLMediaElement::removeCuePoint):
        (WebCore::HTMLMediaElement::buffered):
        (WebCore::HTMLMediaElement::played):
        (WebCore::HTMLMediaElement::seekable):
        (WebCore::HTMLMediaElement::effectiveStart):
        (WebCore::HTMLMediaElement::effectiveEnd):
        (WebCore::HTMLMediaElement::effectiveLoopStart):
        (WebCore::HTMLMediaElement::effectiveLoopEnd):
        (WebCore::HTMLMediaElement::activelyPlaying):
        (WebCore::HTMLMediaElement::endedPlayback):
        (WebCore::HTMLMediaElement::willSaveToCache):
        (WebCore::HTMLMediaElement::didRestoreFromCache):
        * html/HTMLMediaElement.h: Added.
        (WebCore::HTMLMediaElement::movie):
        (WebCore::HTMLMediaElement::isVideo):
        (WebCore::HTMLMediaElement::):
        (WebCore::HTMLMediaElement::CallbackEntry::CallbackEntry):
        * html/HTMLMediaElement.idl: Added.
        * html/HTMLSourceElement.cpp: Added.
        (WebCore::HTMLSourceElement::HTMLSourceElement):
        (WebCore::HTMLSourceElement::~HTMLSourceElement):
        (WebCore::HTMLSourceElement::insertedIntoDocument):
        (WebCore::HTMLSourceElement::src):
        (WebCore::HTMLSourceElement::setSrc):
        (WebCore::HTMLSourceElement::media):
        (WebCore::HTMLSourceElement::setMedia):
        (WebCore::HTMLSourceElement::type):
        (WebCore::HTMLSourceElement::setType):
        * html/HTMLSourceElement.h: Added.
        (WebCore::HTMLSourceElement::endTagRequirement):
        (WebCore::HTMLSourceElement::tagPriority):
        * html/HTMLSourceElement.idl: Added.
        * html/HTMLTagNames.in:
        * html/HTMLVideoElement.cpp: Added.
        (WebCore::HTMLVideoElement::HTMLVideoElement):
        (WebCore::HTMLVideoElement::videoWidth):
        (WebCore::HTMLVideoElement::videoHeight):
        * html/HTMLVideoElement.h: Added.
        (WebCore::HTMLVideoElement::tagPriority):
        (WebCore::HTMLVideoElement::isVideo):
        * html/HTMLVideoElement.idl: Added.
        * html/MediaError.h: Added.
        (WebCore::MediaError::):
        (WebCore::MediaError::MediaError):
        (WebCore::MediaError::code):
        * html/MediaError.idl: Added.
        * html/TimeRanges.cpp: Added.
        (TimeRanges::TimeRanges):
        (TimeRanges::start):
        (TimeRanges::end):
        (TimeRanges::add):
        (TimeRanges::contain):
        * html/TimeRanges.h: Added.
        (WebCore::TimeRanges::TimeRanges):
        (WebCore::TimeRanges::length):
        (WebCore::TimeRanges::Range::Range):
        * html/TimeRanges.idl: Added.
        * page/DOMWindow.idl:
        * platform/MIMETypeRegistry.cpp:
        (WebCore::initialiseSupportedMovieMIMETypes):
        (WebCore::initialiseMIMETypeRegistry):
        (WebCore::MIMETypeRegistry::isSupportedMovieMIMEType):
        (WebCore::MIMETypeRegistry::getSupportedMovieMIMETypes):
        * platform/MIMETypeRegistry.h:
        * platform/graphics/Movie.cpp: Added.
        (WebCore::Movie::Movie):
        (WebCore::Movie::~Movie):
        (WebCore::Movie::load):
        (WebCore::Movie::cancelLoad):
        (WebCore::Movie::play):
        (WebCore::Movie::pause):
        (WebCore::Movie::duration):
        (WebCore::Movie::currentTime):
        (WebCore::Movie::seek):
        (WebCore::Movie::paused):
        (WebCore::Movie::seeking):
        (WebCore::Movie::naturalSize):
        (WebCore::Movie::hasVideo):
        (WebCore::Movie::networkState):
        (WebCore::Movie::readyState):
        (WebCore::Movie::volume):
        (WebCore::Movie::setVolume):
        (WebCore::Movie::rate):
        (WebCore::Movie::setRate):
        (WebCore::Movie::muted):
        (WebCore::Movie::setMuted):
        (WebCore::Movie::dataRate):
        (WebCore::Movie::setEndTime):
        (WebCore::Movie::addCuePoint):
        (WebCore::Movie::removeCuePoint):
        (WebCore::Movie::clearCuePoints):
        (WebCore::Movie::maxTimeBuffered):
        (WebCore::Movie::maxTimeSeekable):
        (WebCore::Movie::bytesLoaded):
        (WebCore::Movie::totalBytesKnown):
        (WebCore::Movie::totalBytes):
        (WebCore::Movie::setRect):
        (WebCore::Movie::visible):
        (WebCore::Movie::setVisible):
        (WebCore::Movie::paint):
        (WebCore::Movie::getSupportedTypes):
        (WebCore::Movie::networkStateChanged):
        (WebCore::Movie::readyStateChanged):
        (WebCore::Movie::volumeChanged):
        (WebCore::Movie::didEnd):
        (WebCore::Movie::cuePointReached):
        * platform/graphics/Movie.h: Added.
        (WebCore::MovieClient::~MovieClient):
        (WebCore::MovieClient::movieNetworkStateChanged):
        (WebCore::MovieClient::movieReadyStateChanged):
        (WebCore::MovieClient::movieVolumeChanged):
        (WebCore::MovieClient::movieDidEnd):
        (WebCore::MovieClient::movieCuePointReached):
        (WebCore::Movie::parentWidget):
        (WebCore::Movie::setParentWidget):
        (WebCore::Movie::rect):
        (WebCore::Movie::):
        * platform/graphics/mac/MoviePrivateQTKit.h: Added.
        * platform/graphics/mac/MoviePrivateQTKit.mm: Added.
        (WebCore::MoviePrivate::MoviePrivate):
        (WebCore::MoviePrivate::~MoviePrivate):
        (WebCore::MoviePrivate::createQTMovie):
        (WebCore::MoviePrivate::createQTMovieView):
        (WebCore::MoviePrivate::createQTTime):
        (WebCore::MoviePrivate::load):
        (WebCore::MoviePrivate::play):
        (WebCore::MoviePrivate::pause):
        (WebCore::MoviePrivate::duration):
        (WebCore::MoviePrivate::currentTime):
        (WebCore::MoviePrivate::seek):
        (WebCore::MoviePrivate::setEndTime):
        (WebCore::MoviePrivate::addCuePoint):
        (WebCore::MoviePrivate::removeCuePoint):
        (WebCore::MoviePrivate::clearCuePoints):
        (WebCore::MoviePrivate::startCuePointTimerIfNeeded):
        (WebCore::MoviePrivate::cancelSeek):
        (WebCore::MoviePrivate::seekTimerFired):
        (WebCore::MoviePrivate::cuePointTimerFired):
        (WebCore::MoviePrivate::paused):
        (WebCore::MoviePrivate::seeking):
        (WebCore::MoviePrivate::naturalSize):
        (WebCore::MoviePrivate::hasVideo):
        (WebCore::MoviePrivate::setVolume):
        (WebCore::MoviePrivate::setMuted):
        (WebCore::MoviePrivate::setRate):
        (WebCore::MoviePrivate::dataRate):
        (WebCore::MoviePrivate::networkState):
        (WebCore::MoviePrivate::readyState):
        (WebCore::MoviePrivate::maxTimeBuffered):
        (WebCore::MoviePrivate::maxTimeSeekable):
        (WebCore::MoviePrivate::maxTimeLoaded):
        (WebCore::MoviePrivate::bytesLoaded):
        (WebCore::MoviePrivate::totalBytesKnown):
        (WebCore::MoviePrivate::totalBytes):
        (WebCore::MoviePrivate::cancelLoad):
        (WebCore::MoviePrivate::updateStates):
        (WebCore::MoviePrivate::loadStateChanged):
        (WebCore::MoviePrivate::rateChanged):
        (WebCore::MoviePrivate::sizeChanged):
        (WebCore::MoviePrivate::timeChanged):
        (WebCore::MoviePrivate::volumeChanged):
        (WebCore::MoviePrivate::didEnd):
        (WebCore::MoviePrivate::setRect):
        (WebCore::MoviePrivate::setVisible):
        (WebCore::MoviePrivate::paint):
        (WebCore::MoviePrivate::getSupportedTypes):
        (-[WebCoreMovieObserver loadStateChanged:]):
        (-[WebCoreMovieObserver rateChanged:]):
        (-[WebCoreMovieObserver sizeChanged:]):
        (-[WebCoreMovieObserver timeChanged:]):
        (-[WebCoreMovieObserver volumeChanged:]):
        (-[WebCoreMovieObserver didEnd:]):
        (-[WebCoreMovieObserver setCallback:WebCore::]):
        * platform/mac/WebCoreSystemInterface.h:
        * platform/mac/WebCoreSystemInterface.mm:
        * rendering/RenderLayer.cpp:
        (WebCore::RenderLayer::collectLayers):
        * rendering/RenderVideo.cpp: Added.
        (WebCore::RenderVideo::RenderVideo):
        (WebCore::RenderVideo::~RenderVideo):
        (WebCore::RenderVideo::movie):
        (WebCore::RenderVideo::videoSizeChanged):
        (WebCore::RenderVideo::paint):
        (WebCore::RenderVideo::layout):
        (WebCore::RenderVideo::updateFromElement):
        (WebCore::RenderVideo::updateMovie):
        (WebCore::RenderVideo::isWidthSpecified):
        (WebCore::RenderVideo::isHeightSpecified):
        (WebCore::RenderVideo::calcReplacedWidth):
        (WebCore::RenderVideo::calcReplacedHeight):
        (WebCore::RenderVideo::calcAspectRatioWidth):
        (WebCore::RenderVideo::calcAspectRatioHeight):
        (WebCore::RenderVideo::calcPrefWidths):
        * rendering/RenderVideo.h: Added.
        (WebCore::RenderVideo::renderName):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@27277 268f45cc-cd09-0410-ab3c-d52691b4dbfc