Reviewed and landed by Anders.

        Fixes parts of: http://bugzilla.opendarwin.org/show_bug.cgi?id=10467
        WebKit should have Qt platform support

        * CMakeLists.txt:
        * platform/qt/FrameQt.cpp: Added.
        (WebCore::doScroll):
        (WebCore::FrameView::isFrameView):
        (WebCore::FrameQt::FrameQt):
        (WebCore::FrameQt::init):
        (WebCore::FrameQt::~FrameQt):
        (WebCore::FrameQt::openURL):
        (WebCore::FrameQt::submitForm):
        (WebCore::FrameQt::urlSelected):
        (WebCore::FrameQt::userAgent):
        (WebCore::FrameQt::runJavaScriptAlert):
        (WebCore::FrameQt::runJavaScriptConfirm):
        (WebCore::FrameQt::locationbarVisible):
        (WebCore::FrameQt::setTitle):
        (WebCore::FrameQt::createFrame):
        (WebCore::FrameQt::passWheelEventToChildWidget):
        (WebCore::FrameQt::passSubframeEventToSubframe):
        (WebCore::FrameQt::objectContentType):
        (WebCore::FrameQt::createPlugin):
        (WebCore::FrameQt::passMouseDownEventToWidget):
        (WebCore::FrameQt::menubarVisible):
        (WebCore::FrameQt::personalbarVisible):
        (WebCore::FrameQt::statusbarVisible):
        (WebCore::FrameQt::toolbarVisible):
        (WebCore::FrameQt::createEmptyDocument):
        (WebCore::FrameQt::markedTextRange):
        (WebCore::FrameQt::incomingReferrer):
        (WebCore::FrameQt::mimeTypeForFileName):
        (WebCore::FrameQt::markMisspellingsInAdjacentWords):
        (WebCore::FrameQt::markMisspellings):
        (WebCore::FrameQt::lastEventIsMouseUp):
        (WebCore::FrameQt::saveDocumentState):
        (WebCore::FrameQt::restoreDocumentState):
        (WebCore::FrameQt::openURLRequest):
        (WebCore::FrameQt::scheduleClose):
        (WebCore::FrameQt::unfocusWindow):
        (WebCore::FrameQt::focusWindow):
        (WebCore::FrameQt::overrideMediaType):
        (WebCore::FrameQt::addMessageToConsole):
        (WebCore::FrameQt::runJavaScriptPrompt):
        (WebCore::FrameQt::getEmbedInstanceForWidget):
        (WebCore::FrameQt::getObjectInstanceForWidget):
        (WebCore::FrameQt::getAppletInstanceForWidget):
        (WebCore::FrameQt::registerCommandForUndo):
        (WebCore::FrameQt::registerCommandForRedo):
        (WebCore::FrameQt::clearUndoRedoOperations):
        (WebCore::FrameQt::issueUndoCommand):
        (WebCore::FrameQt::issueRedoCommand):
        (WebCore::FrameQt::issueCutCommand):
        (WebCore::FrameQt::issueCopyCommand):
        (WebCore::FrameQt::issuePasteCommand):
        (WebCore::FrameQt::issuePasteAndMatchStyleCommand):
        (WebCore::FrameQt::issueTransposeCommand):
        (WebCore::FrameQt::respondToChangedSelection):
        (WebCore::FrameQt::respondToChangedContents):
        (WebCore::FrameQt::shouldChangeSelection):
        (WebCore::FrameQt::partClearedInBegin):
        (WebCore::FrameQt::canGoBackOrForward):
        (WebCore::FrameQt::handledOnloadEvents):
        (WebCore::FrameQt::canPaste):
        (WebCore::FrameQt::canRedo):
        (WebCore::FrameQt::canUndo):
        (WebCore::FrameQt::print):
        (WebCore::FrameQt::shouldInterruptJavaScript):
        (WebCore::FrameQt::keyEvent):
        (WebCore::FrameQt::receivedResponse):
        (WebCore::FrameQt::receivedData):
        (WebCore::FrameQt::receivedAllData):
        (WebCore::FrameQt::setFrameGeometry):
        * platform/qt/FrameQt.h: Added.
        * platform/qt/ScrollViewCanvasQt.cpp: Added.
        (WebCore::ScrollViewCanvasQt::ScrollViewCanvasQt):
        (WebCore::ScrollViewCanvasQt::paintEvent):
        (WebCore::ScrollViewCanvasQt::sizeHint):
        (WebCore::ScrollViewCanvasQt::mouseMoveEvent):
        (WebCore::ScrollViewCanvasQt::mousePressEvent):
        (WebCore::ScrollViewCanvasQt::mouseReleaseEvent):
        (WebCore::ScrollViewCanvasQt::keyPressEvent):
        (WebCore::ScrollViewCanvasQt::keyReleaseEvent):
        (WebCore::ScrollViewCanvasQt::handleKeyEvent):
        * platform/qt/ScrollViewCanvasQt.h: Added.
        * platform/qt/ScrollViewQt.cpp:
        (WebCore::ScrollView::setParentWidget):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@16013 268f45cc-cd09-0410-ab3c-d52691b4dbfc