Import Qt5x2 branch of QtWebkit for Qt 5.2

Importing a new snapshot of webkit.

Change-Id: I2d01ad12cdc8af8cb015387641120a9d7ea5f10c
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@digia.com>

1 files changed, 0 insertions, 898 deletions

diff --git a/Source/WebKit/chromium/src/WebPluginContainerImpl.cpp b/Source/WebKit/chromium/src/WebPluginContainerImpl.cpp
deleted file mode 100644
index 12a9fb5e5..000000000
--- a/Source/WebKit/chromium/src/WebPluginContainerImpl.cpp
+++ /dev/null
@@ -1,898 +0,0 @@
-/*
- * Copyright (C) 2009 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "WebPluginContainerImpl.h"
-
-#include "Chrome.h"
-#include "ChromeClientImpl.h"
-#include "ClipboardChromium.h"
-#include "ScrollbarGroup.h"
-#include "WebCursorInfo.h"
-#include "WebDataSourceImpl.h"
-#include "WebElement.h"
-#include "WebInputEvent.h"
-#include "WebInputEventConversion.h"
-#include "WebPlugin.h"
-#include "WebViewImpl.h"
-#include "WrappedResourceResponse.h"
-
-#include "EventNames.h"
-#include "FocusController.h"
-#include "FormState.h"
-#include "Frame.h"
-#include "FrameLoadRequest.h"
-#include "FrameView.h"
-#include "GestureEvent.h"
-#include "GraphicsContext.h"
-#include "GraphicsLayerChromium.h"
-#include "HitTestResult.h"
-#include "HostWindow.h"
-#include "HTMLFormElement.h"
-#include "HTMLNames.h"
-#include "HTMLPlugInElement.h"
-#include "IFrameShimSupport.h"
-#include "KeyboardCodes.h"
-#include "KeyboardEvent.h"
-#include "MouseEvent.h"
-#include "Page.h"
-#include "RenderBox.h"
-#include "ScrollAnimator.h"
-#include "ScrollView.h"
-#include "ScrollbarTheme.h"
-#include "ScrollingCoordinator.h"
-#include "TouchEvent.h"
-#include "UserGestureIndicator.h"
-#include "WebPrintParams.h"
-#include "WheelEvent.h"
-#include <public/Platform.h>
-#include <public/WebClipboard.h>
-#include <public/WebCompositorSupport.h>
-#include <public/WebDragData.h>
-#include <public/WebExternalTextureLayer.h>
-#include <public/WebRect.h>
-#include <public/WebString.h>
-#include <public/WebURL.h>
-#include <public/WebURLError.h>
-#include <public/WebURLRequest.h>
-#include <public/WebVector.h>
-
-#if ENABLE(GESTURE_EVENTS)
-#include "PlatformGestureEvent.h"
-#endif
-
-#include "PlatformContextSkia.h"
-
-using namespace WebCore;
-
-namespace WebKit {
-
-// Public methods --------------------------------------------------------------
-
-void WebPluginContainerImpl::setFrameRect(const IntRect& frameRect)
-{
-    Widget::setFrameRect(frameRect);
-    reportGeometry();
-}
-
-void WebPluginContainerImpl::paint(GraphicsContext* gc, const IntRect& damageRect)
-{
-    if (gc->updatingControlTints() && m_scrollbarGroup) {
-        // See comment in FrameView::updateControlTints().
-        if (m_scrollbarGroup->horizontalScrollbar())
-            m_scrollbarGroup->horizontalScrollbar()->invalidate();
-        if (m_scrollbarGroup->verticalScrollbar())
-            m_scrollbarGroup->verticalScrollbar()->invalidate();
-    }
-
-    if (gc->paintingDisabled())
-        return;
-
-    if (!parent())
-        return;
-
-    FloatRect scaledDamageRect = damageRect;
-    float frameScaleFactor = m_element->document()->frame()->frameScaleFactor();
-    scaledDamageRect.scale(frameScaleFactor);
-    scaledDamageRect.move(-frameRect().x() * (frameScaleFactor - 1), -frameRect().y() * (frameScaleFactor - 1));
-
-    // Don't paint anything if the plugin doesn't intersect the damage rect.
-    if (!frameRect().intersects(enclosingIntRect(scaledDamageRect)))
-        return;
-
-    gc->save();
-
-    ASSERT(parent()->isFrameView());
-    ScrollView* view = parent();
-
-    // The plugin is positioned in window coordinates, so it needs to be painted
-    // in window coordinates.
-    IntPoint origin = view->contentsToWindow(IntPoint(0, 0));
-    gc->translate(static_cast<float>(-origin.x()), static_cast<float>(-origin.y()));
-
-    WebCanvas* canvas = gc->platformContext()->canvas();
-
-    IntRect windowRect = view->contentsToWindow(enclosingIntRect(scaledDamageRect));
-    m_webPlugin->paint(canvas, windowRect);
-
-    gc->restore();
-}
-
-void WebPluginContainerImpl::invalidateRect(const IntRect& rect)
-{
-    if (!parent())
-        return;
-
-    RenderBox* renderer = toRenderBox(m_element->renderer());
-
-    IntRect dirtyRect = rect;
-    dirtyRect.move(renderer->borderLeft() + renderer->paddingLeft(),
-                   renderer->borderTop() + renderer->paddingTop());
-    renderer->repaintRectangle(dirtyRect);
-}
-
-void WebPluginContainerImpl::setFocus(bool focused)
-{
-    Widget::setFocus(focused);
-    m_webPlugin->updateFocus(focused);
-}
-
-void WebPluginContainerImpl::show()
-{
-    setSelfVisible(true);
-    m_webPlugin->updateVisibility(true);
-
-    Widget::show();
-}
-
-void WebPluginContainerImpl::hide()
-{
-    setSelfVisible(false);
-    m_webPlugin->updateVisibility(false);
-
-    Widget::hide();
-}
-
-void WebPluginContainerImpl::handleEvent(Event* event)
-{
-    if (!m_webPlugin->acceptsInputEvents())
-        return;
-
-    RefPtr<WebPluginContainerImpl> protector(this);
-    // The events we pass are defined at:
-    //    http://devedge-temp.mozilla.org/library/manuals/2002/plugin/1.0/structures5.html#1000000
-    // Don't take the documentation as truth, however.  There are many cases
-    // where mozilla behaves differently than the spec.
-    if (event->isMouseEvent())
-        handleMouseEvent(static_cast<MouseEvent*>(event));
-    else if (event->hasInterface(eventNames().interfaceForWheelEvent))
-        handleWheelEvent(static_cast<WheelEvent*>(event));
-    else if (event->isKeyboardEvent())
-        handleKeyboardEvent(static_cast<KeyboardEvent*>(event));
-    else if (eventNames().isTouchEventType(event->type()))
-        handleTouchEvent(static_cast<TouchEvent*>(event));
-    else if (eventNames().isGestureEventType(event->type()))
-        handleGestureEvent(static_cast<GestureEvent*>(event));
-
-    // FIXME: it would be cleaner if Widget::handleEvent returned true/false and
-    // HTMLPluginElement called setDefaultHandled or defaultEventHandler.
-    if (!event->defaultHandled())
-        m_element->Node::defaultEventHandler(event);
-}
-
-void WebPluginContainerImpl::frameRectsChanged()
-{
-    Widget::frameRectsChanged();
-    reportGeometry();
-}
-
-void WebPluginContainerImpl::widgetPositionsUpdated()
-{
-    Widget::widgetPositionsUpdated();
-    reportGeometry();
-}
-
-void WebPluginContainerImpl::setParentVisible(bool parentVisible)
-{
-    // We override this function to make sure that geometry updates are sent
-    // over to the plugin. For e.g. when a plugin is instantiated it does not
-    // have a valid parent. As a result the first geometry update from webkit
-    // is ignored. This function is called when the plugin eventually gets a
-    // parent.
-
-    if (isParentVisible() == parentVisible)
-        return;  // No change.
-
-    Widget::setParentVisible(parentVisible);
-    if (!isSelfVisible())
-        return;  // This widget has explicitely been marked as not visible.
-
-    m_webPlugin->updateVisibility(isVisible());
-}
-
-void WebPluginContainerImpl::setParent(ScrollView* view)
-{
-    // We override this function so that if the plugin is windowed, we can call
-    // NPP_SetWindow at the first possible moment.  This ensures that
-    // NPP_SetWindow is called before the manual load data is sent to a plugin.
-    // If this order is reversed, Flash won't load videos.
-
-    Widget::setParent(view);
-    if (view)
-        reportGeometry();
-}
-
-void WebPluginContainerImpl::setPlugin(WebPlugin* plugin)
-{
-    if (plugin != m_webPlugin) {
-        m_element->resetInstance();
-        m_webPlugin = plugin;
-    }
-}
-
-float WebPluginContainerImpl::deviceScaleFactor()
-{
-    Page* page = m_element->document()->page();
-    if (!page)
-        return 1.0;
-    return page->deviceScaleFactor();
-}
-
-float WebPluginContainerImpl::pageScaleFactor()
-{
-    Page* page = m_element->document()->page();
-    if (!page)
-        return 1.0;
-    return page->pageScaleFactor();
-}
-
-float WebPluginContainerImpl::pageZoomFactor()
-{
-    Frame* frame = m_element->document()->frame();
-    if (!frame)
-        return 1.0;
-    return frame->pageZoomFactor();
-}
-
-bool WebPluginContainerImpl::supportsPaginatedPrint() const
-{
-    return m_webPlugin->supportsPaginatedPrint();
-}
-
-bool WebPluginContainerImpl::isPrintScalingDisabled() const
-{
-    return m_webPlugin->isPrintScalingDisabled();
-}
-
-int WebPluginContainerImpl::printBegin(const WebPrintParams& printParams) const
-{
-    return m_webPlugin->printBegin(printParams);
-}
-
-bool WebPluginContainerImpl::printPage(int pageNumber,
-                                       WebCore::GraphicsContext* gc)
-{
-    gc->save();
-    WebCanvas* canvas = gc->platformContext()->canvas();
-    bool ret = m_webPlugin->printPage(pageNumber, canvas);
-    gc->restore();
-    return ret;
-}
-
-void WebPluginContainerImpl::printEnd()
-{
-    m_webPlugin->printEnd();
-}
-
-void WebPluginContainerImpl::copy()
-{
-    if (!m_webPlugin->hasSelection())
-        return;
-
-    WebKit::Platform::current()->clipboard()->writeHTML(m_webPlugin->selectionAsMarkup(), WebURL(), m_webPlugin->selectionAsText(), false);
-}
-
-WebElement WebPluginContainerImpl::element()
-{
-    return WebElement(m_element);
-}
-
-void WebPluginContainerImpl::invalidate()
-{
-    Widget::invalidate();
-}
-
-void WebPluginContainerImpl::invalidateRect(const WebRect& rect)
-{
-    invalidateRect(static_cast<IntRect>(rect));
-}
-
-void WebPluginContainerImpl::scrollRect(int dx, int dy, const WebRect& rect)
-{
-    Widget* parentWidget = parent();
-    if (parentWidget->isFrameView()) {
-        FrameView* parentFrameView = static_cast<FrameView*>(parentWidget);
-        if (!parentFrameView->isOverlapped()) {
-            IntRect damageRect = convertToContainingWindow(static_cast<IntRect>(rect));
-            IntSize scrollDelta(dx, dy);
-            // scroll() only uses the second rectangle, clipRect, and ignores the first
-            // rectangle.
-            parent()->hostWindow()->scroll(scrollDelta, damageRect, damageRect);
-            return;
-        }
-    }
-
-    // Use slow scrolling instead.
-    invalidateRect(rect);
-}
-
-void WebPluginContainerImpl::reportGeometry()
-{
-    if (!parent())
-        return;
-
-    IntRect windowRect, clipRect;
-    Vector<IntRect> cutOutRects;
-    calculateGeometry(frameRect(), windowRect, clipRect, cutOutRects);
-
-    m_webPlugin->updateGeometry(windowRect, clipRect, cutOutRects, isVisible());
-
-    if (m_scrollbarGroup) {
-        m_scrollbarGroup->scrollAnimator()->contentsResized();
-        m_scrollbarGroup->setFrameRect(frameRect());
-    }
-}
-
-void WebPluginContainerImpl::setBackingTextureId(unsigned textureId)
-{
-#if USE(ACCELERATED_COMPOSITING)
-    if (m_textureId == textureId)
-        return;
-
-    ASSERT(!m_ioSurfaceLayer);
-
-    if (!m_textureLayer) {
-        m_textureLayer = adoptPtr(Platform::current()->compositorSupport()->createExternalTextureLayer());
-        GraphicsLayerChromium::registerContentsLayer(m_textureLayer->layer());
-    }
-    m_textureLayer->setTextureId(textureId);
-
-    // If anyone of the IDs is zero we need to switch between hardware
-    // and software compositing. This is done by triggering a style recalc
-    // on the container element.
-    if (!m_textureId || !textureId)
-        m_element->setNeedsStyleRecalc(WebCore::SyntheticStyleChange);
-
-    m_textureId = textureId;
-#endif
-}
-
-void WebPluginContainerImpl::setBackingIOSurfaceId(int width,
-                                                   int height,
-                                                   uint32_t ioSurfaceId)
-{
-#if USE(ACCELERATED_COMPOSITING)
-    if (ioSurfaceId == m_ioSurfaceId)
-        return;
-
-    ASSERT(!m_textureLayer);
-
-    if (!m_ioSurfaceLayer) {
-        m_ioSurfaceLayer = adoptPtr(Platform::current()->compositorSupport()->createIOSurfaceLayer());
-        GraphicsLayerChromium::registerContentsLayer(m_ioSurfaceLayer->layer());
-    }
-    m_ioSurfaceLayer->setIOSurfaceProperties(ioSurfaceId, WebSize(width, height));
-
-    // If anyone of the IDs is zero we need to switch between hardware
-    // and software compositing. This is done by triggering a style recalc
-    // on the container element.
-    if (!ioSurfaceId || !m_ioSurfaceId)
-        m_element->setNeedsStyleRecalc(WebCore::SyntheticStyleChange);
-
-    m_ioSurfaceId = ioSurfaceId;
-#endif
-}
-
-void WebPluginContainerImpl::commitBackingTexture()
-{
-#if USE(ACCELERATED_COMPOSITING)
-    if (m_textureLayer)
-        m_textureLayer->layer()->invalidate();
-
-    if (m_ioSurfaceLayer)
-        m_ioSurfaceLayer->layer()->invalidate();
-#endif
-}
-
-void WebPluginContainerImpl::clearScriptObjects()
-{
-    Frame* frame = m_element->document()->frame();
-    if (!frame)
-        return;
-    frame->script()->cleanupScriptObjectsForPlugin(this);
-}
-
-NPObject* WebPluginContainerImpl::scriptableObjectForElement()
-{
-    return m_element->getNPObject();
-}
-
-WebString WebPluginContainerImpl::executeScriptURL(const WebURL& url, bool popupsAllowed)
-{
-    Frame* frame = m_element->document()->frame();
-    if (!frame)
-        return WebString();
-
-    const KURL& kurl = url;
-    ASSERT(kurl.protocolIs("javascript"));
-
-    String script = decodeURLEscapeSequences(
-        kurl.string().substring(strlen("javascript:")));
-
-    ScriptValue result = frame->script()->executeScript(script, popupsAllowed);
-
-    // Failure is reported as a null string.
-    String resultStr;
-    result.getString(resultStr);
-    return resultStr;
-}
-
-void WebPluginContainerImpl::loadFrameRequest(const WebURLRequest& request, const WebString& target, bool notifyNeeded, void* notifyData)
-{
-    Frame* frame = m_element->document()->frame();
-    if (!frame || !frame->loader()->documentLoader())
-        return;  // FIXME: send a notification in this case?
-
-    if (notifyNeeded) {
-        // FIXME: This is a bit of hack to allow us to observe completion of
-        // our frame request.  It would be better to evolve FrameLoader to
-        // support a completion callback instead.
-        OwnPtr<WebPluginLoadObserver> observer = adoptPtr(new WebPluginLoadObserver(this, request.url(), notifyData));
-        // FIXME: Calling get here is dangerous! What if observer is freed?
-        m_pluginLoadObservers.append(observer.get());
-        WebDataSourceImpl::setNextPluginLoadObserver(observer.release());
-    }
-
-    FrameLoadRequest frameRequest(frame->document()->securityOrigin(), request.toResourceRequest(), target);
-    UserGestureIndicator gestureIndicator(request.hasUserGesture() ? DefinitelyProcessingUserGesture : PossiblyProcessingUserGesture);
-    frame->loader()->loadFrameRequest(frameRequest, false, false, 0, 0, MaybeSendReferrer);
-}
-
-void WebPluginContainerImpl::zoomLevelChanged(double zoomLevel)
-{
-    WebViewImpl* view = WebViewImpl::fromPage(m_element->document()->frame()->page());
-    view->fullFramePluginZoomLevelChanged(zoomLevel);
-}
- 
-void WebPluginContainerImpl::setOpaque(bool opaque)
-{
-#if USE(ACCELERATED_COMPOSITING)
-    if (m_textureLayer)
-        m_textureLayer->layer()->setOpaque(opaque);
-
-    if (m_ioSurfaceLayer)
-        m_ioSurfaceLayer->layer()->setOpaque(opaque);
-#endif
-}
-
-bool WebPluginContainerImpl::isRectTopmost(const WebRect& rect)
-{
-    Frame* frame = m_element->document()->frame();
-    if (!frame)
-        return false;
-
-    // hitTestResultAtPoint() takes a padding rectangle.
-    // FIXME: We'll be off by 1 when the width or height is even.
-    IntRect documentRect(x() + rect.x, y() + rect.y, rect.width, rect.height);
-    LayoutPoint center = documentRect.center();
-    // Make the rect we're checking (the point surrounded by padding rects) contained inside the requested rect. (Note that -1/2 is 0.)
-    LayoutSize padding((documentRect.width() - 1) / 2, (documentRect.height() - 1) / 2);
-    HitTestResult result = frame->eventHandler()->hitTestResultAtPoint(center, false, false, DontHitTestScrollbars, HitTestRequest::ReadOnly | HitTestRequest::Active, padding);
-    const HitTestResult::NodeSet& nodes = result.rectBasedTestResult();
-    if (nodes.size() != 1)
-        return false;
-    return (nodes.first().get() == m_element);
-}
-
-void WebPluginContainerImpl::requestTouchEventType(TouchEventRequestType requestType)
-{
-    if (m_touchEventRequestType == requestType)
-        return;
-    m_touchEventRequestType = requestType;
-    if (m_touchEventRequestType != TouchEventRequestTypeNone)
-        m_element->document()->didAddTouchEventHandler();
-    else
-        m_element->document()->didRemoveTouchEventHandler();
-}
-
-void WebPluginContainerImpl::setWantsWheelEvents(bool wantsWheelEvents)
-{
-    if (m_wantsWheelEvents == wantsWheelEvents)
-        return;
-    m_wantsWheelEvents = wantsWheelEvents;
-    if (Page* page = m_element->document()->page()) {
-        if (ScrollingCoordinator* scrollingCoordinator = page->scrollingCoordinator()) {
-            if (parent() && parent()->isFrameView())
-                scrollingCoordinator->frameViewLayoutUpdated(static_cast<FrameView*>(parent()));
-        }
-    }
-}
-
-WebPoint WebPluginContainerImpl::windowToLocalPoint(const WebPoint& point)
-{
-    ScrollView* view = parent();
-    if (!view)
-        return point;
-    WebPoint windowPoint = view->windowToContents(point);
-    return roundedIntPoint(m_element->renderer()->absoluteToLocal(LayoutPoint(windowPoint), UseTransforms | SnapOffsetForTransforms));
-}
-
-void WebPluginContainerImpl::didReceiveResponse(const ResourceResponse& response)
-{
-    // Make sure that the plugin receives window geometry before data, or else
-    // plugins misbehave.
-    frameRectsChanged();
-
-    WrappedResourceResponse urlResponse(response);
-    m_webPlugin->didReceiveResponse(urlResponse);
-}
-
-void WebPluginContainerImpl::didReceiveData(const char *data, int dataLength)
-{
-    m_webPlugin->didReceiveData(data, dataLength);
-}
-
-void WebPluginContainerImpl::didFinishLoading()
-{
-    m_webPlugin->didFinishLoading();
-}
-
-void WebPluginContainerImpl::didFailLoading(const ResourceError& error)
-{
-    m_webPlugin->didFailLoading(error);
-}
-
-NPObject* WebPluginContainerImpl::scriptableObject()
-{
-    return m_webPlugin->scriptableObject();
-}
-
-bool WebPluginContainerImpl::getFormValue(String& value)
-{
-    WebString webValue;
-    if (m_webPlugin->getFormValue(webValue)) {
-        value = webValue;
-        return true;
-    }
-    return false;
-}
-
-bool WebPluginContainerImpl::supportsKeyboardFocus() const
-{
-    return m_webPlugin->supportsKeyboardFocus();
-}
-
-bool WebPluginContainerImpl::canProcessDrag() const
-{
-    return m_webPlugin->canProcessDrag();
-}
-
-bool WebPluginContainerImpl::wantsWheelEvents()
-{
-    return m_wantsWheelEvents;
-}
-
-void WebPluginContainerImpl::willDestroyPluginLoadObserver(WebPluginLoadObserver* observer)
-{
-    size_t pos = m_pluginLoadObservers.find(observer);
-    if (pos == notFound)
-        return;
-    m_pluginLoadObservers.remove(pos);
-}
-
-#if USE(ACCELERATED_COMPOSITING)
-WebLayer* WebPluginContainerImpl::platformLayer() const
-{
-    if (m_textureId)
-        return m_textureLayer->layer();
-    if (m_ioSurfaceId)
-        return m_ioSurfaceLayer->layer();
-    return 0;
-}
-#endif
-
-ScrollbarGroup* WebPluginContainerImpl::scrollbarGroup()
-{
-    if (!m_scrollbarGroup)
-        m_scrollbarGroup = adoptPtr(new ScrollbarGroup(m_element->document()->frame()->view(), frameRect()));
-    return m_scrollbarGroup.get();
-}
-
-void WebPluginContainerImpl::willStartLiveResize()
-{
-    if (m_scrollbarGroup)
-        m_scrollbarGroup->willStartLiveResize();
-}
-
-void WebPluginContainerImpl::willEndLiveResize()
-{
-    if (m_scrollbarGroup)
-        m_scrollbarGroup->willEndLiveResize();
-}
-
-bool WebPluginContainerImpl::paintCustomOverhangArea(GraphicsContext* context, const IntRect& horizontalOverhangArea, const IntRect& verticalOverhangArea, const IntRect& dirtyRect)
-{
-    context->save();
-    context->setFillColor(Color(0xCC, 0xCC, 0xCC), ColorSpaceDeviceRGB);
-    context->fillRect(intersection(horizontalOverhangArea, dirtyRect));
-    context->fillRect(intersection(verticalOverhangArea, dirtyRect));
-    context->restore();
-    return true;
-}
-
-// Private methods -------------------------------------------------------------
-
-WebPluginContainerImpl::WebPluginContainerImpl(WebCore::HTMLPlugInElement* element, WebPlugin* webPlugin)
-    : WebCore::PluginViewBase(0)
-    , m_element(element)
-    , m_webPlugin(webPlugin)
-#if USE(ACCELERATED_COMPOSITING)
-    , m_textureId(0)
-    , m_ioSurfaceId(0)
-#endif
-    , m_touchEventRequestType(TouchEventRequestTypeNone)
-    , m_wantsWheelEvents(false)
-{
-}
-
-WebPluginContainerImpl::~WebPluginContainerImpl()
-{
-#if USE(ACCELERATED_COMPOSITING)
-    if (m_textureLayer)
-        GraphicsLayerChromium::unregisterContentsLayer(m_textureLayer->layer());
-    if (m_ioSurfaceLayer)
-        GraphicsLayerChromium::unregisterContentsLayer(m_ioSurfaceLayer->layer());
-#endif
-
-    if (m_touchEventRequestType != TouchEventRequestTypeNone)
-        m_element->document()->didRemoveTouchEventHandler();
-
-    for (size_t i = 0; i < m_pluginLoadObservers.size(); ++i)
-        m_pluginLoadObservers[i]->clearPluginContainer();
-    m_webPlugin->destroy();
-}
-
-void WebPluginContainerImpl::handleMouseEvent(MouseEvent* event)
-{
-    ASSERT(parent()->isFrameView());
-
-    if (event->isDragEvent()) {
-        if (m_webPlugin->canProcessDrag())
-            handleDragEvent(event);
-        return;
-    }
-
-    // We cache the parent FrameView here as the plugin widget could be deleted
-    // in the call to HandleEvent. See http://b/issue?id=1362948
-    FrameView* parentView = static_cast<FrameView*>(parent());
-
-    WebMouseEventBuilder webEvent(this, m_element->renderer(), *event);
-    if (webEvent.type == WebInputEvent::Undefined)
-        return;
-
-    if (event->type() == eventNames().mousedownEvent) {
-        Frame* containingFrame = parentView->frame();
-        if (Page* currentPage = containingFrame->page())
-            currentPage->focusController()->setFocusedNode(m_element, containingFrame);
-        else
-            containingFrame->document()->setFocusedNode(m_element);
-    }
-
-    if (m_scrollbarGroup) {
-        // This needs to be set before the other callbacks in this scope, since
-        // the scroll animator class might query the position in response.
-        m_scrollbarGroup->setLastMousePosition(IntPoint(event->x(), event->y()));
-        if (event->type() == eventNames().mousemoveEvent)
-            m_scrollbarGroup->scrollAnimator()->mouseMovedInContentArea();
-        else if (event->type() == eventNames().mouseoverEvent)
-            m_scrollbarGroup->scrollAnimator()->mouseEnteredContentArea();
-        else if (event->type() == eventNames().mouseoutEvent)
-            m_scrollbarGroup->scrollAnimator()->mouseExitedContentArea();
-    }
-
-    WebCursorInfo cursorInfo;
-    if (m_webPlugin->handleInputEvent(webEvent, cursorInfo))
-        event->setDefaultHandled();
-
-    // A windowless plugin can change the cursor in response to a mouse move
-    // event.  We need to reflect the changed cursor in the frame view as the
-    // mouse is moved in the boundaries of the windowless plugin.
-    Page* page = parentView->frame()->page();
-    if (!page)
-        return;
-    ChromeClientImpl* chromeClient =
-        static_cast<ChromeClientImpl*>(page->chrome()->client());
-    chromeClient->setCursorForPlugin(cursorInfo);
-}
-
-void WebPluginContainerImpl::handleDragEvent(MouseEvent* event)
-{
-    ASSERT(event->isDragEvent());
-
-    WebDragStatus dragStatus = WebDragStatusUnknown;
-    if (event->type() == eventNames().dragenterEvent)
-        dragStatus = WebDragStatusEnter;
-    else if (event->type() == eventNames().dragleaveEvent)
-        dragStatus = WebDragStatusLeave;
-    else if (event->type() == eventNames().dragoverEvent)
-        dragStatus = WebDragStatusOver;
-    else if (event->type() == eventNames().dropEvent)
-        dragStatus = WebDragStatusDrop;
-
-    if (dragStatus == WebDragStatusUnknown)
-        return;
-
-    ClipboardChromium* clipboard = static_cast<ClipboardChromium*>(event->dataTransfer());
-    WebDragData dragData = clipboard->dataObject();
-    WebDragOperationsMask dragOperationMask = static_cast<WebDragOperationsMask>(clipboard->sourceOperation());
-    WebPoint dragScreenLocation(event->screenX(), event->screenY());
-    WebPoint dragLocation(event->absoluteLocation().x() - location().x(), event->absoluteLocation().y() - location().y());
-
-    m_webPlugin->handleDragStatusUpdate(dragStatus, dragData, dragOperationMask, dragLocation, dragScreenLocation);
-}
-
-void WebPluginContainerImpl::handleWheelEvent(WheelEvent* event)
-{
-    WebMouseWheelEventBuilder webEvent(this, m_element->renderer(), *event);
-    if (webEvent.type == WebInputEvent::Undefined)
-        return;
-
-    WebCursorInfo cursorInfo;
-    if (m_webPlugin->handleInputEvent(webEvent, cursorInfo))
-        event->setDefaultHandled();
-}
-
-void WebPluginContainerImpl::handleKeyboardEvent(KeyboardEvent* event)
-{
-    WebKeyboardEventBuilder webEvent(*event);
-    if (webEvent.type == WebInputEvent::Undefined)
-        return;
-
-    if (webEvent.type == WebInputEvent::KeyDown) {
-#if OS(DARWIN)
-        if (webEvent.modifiers == WebInputEvent::MetaKey
-#else
-        if (webEvent.modifiers == WebInputEvent::ControlKey
-#endif
-            && webEvent.windowsKeyCode == VKEY_C
-            // Only copy if there's a selection, so that we only ever do this
-            // for Pepper plugins that support copying.  Windowless NPAPI
-            // plugins will get the event as before.
-            && m_webPlugin->hasSelection()) {
-            copy();
-            event->setDefaultHandled();
-            return;
-        }
-    }
-
-    const WebInputEvent* currentInputEvent = WebViewImpl::currentInputEvent();
-
-    // Copy stashed info over, and only copy here in order not to interfere
-    // the ctrl-c logic above.
-    if (currentInputEvent
-        && WebInputEvent::isKeyboardEventType(currentInputEvent->type)) {
-        webEvent.modifiers |= currentInputEvent->modifiers &
-            (WebInputEvent::CapsLockOn | WebInputEvent::NumLockOn);
-    }
-
-    WebCursorInfo cursorInfo;
-    if (m_webPlugin->handleInputEvent(webEvent, cursorInfo))
-        event->setDefaultHandled();
-}
-
-void WebPluginContainerImpl::handleTouchEvent(TouchEvent* event)
-{
-    switch (m_touchEventRequestType) {
-    case TouchEventRequestTypeNone:
-        return;
-    case TouchEventRequestTypeRaw: {
-        WebTouchEventBuilder webEvent(this, m_element->renderer(), *event);
-        if (webEvent.type == WebInputEvent::Undefined)
-            return;
-        WebCursorInfo cursorInfo;
-        if (m_webPlugin->handleInputEvent(webEvent, cursorInfo))
-            event->setDefaultHandled();
-        // FIXME: Can a plugin change the cursor from a touch-event callback?
-        return;
-    }
-    case TouchEventRequestTypeSynthesizedMouse:
-        synthesizeMouseEventIfPossible(event);
-        return;
-    }
-}
-
-void WebPluginContainerImpl::handleGestureEvent(GestureEvent* event)
-{
-    WebGestureEventBuilder webEvent(this, m_element->renderer(), *event);
-    if (webEvent.type == WebInputEvent::Undefined)
-        return;
-    WebCursorInfo cursorInfo;
-    if (m_webPlugin->handleInputEvent(webEvent, cursorInfo))
-        event->setDefaultHandled();
-    // FIXME: Can a plugin change the cursor from a touch-event callback?
-}
-
-void WebPluginContainerImpl::synthesizeMouseEventIfPossible(TouchEvent* event)
-{
-    WebMouseEventBuilder webEvent(this, m_element->renderer(), *event);
-    if (webEvent.type == WebInputEvent::Undefined)
-        return;
-
-    WebCursorInfo cursorInfo;
-    if (m_webPlugin->handleInputEvent(webEvent, cursorInfo))
-        event->setDefaultHandled();
-}
-
-void WebPluginContainerImpl::calculateGeometry(const IntRect& frameRect,
-                                               IntRect& windowRect,
-                                               IntRect& clipRect,
-                                               Vector<IntRect>& cutOutRects)
-{
-    windowRect = parent()->contentsToWindow(frameRect);
-
-    // Calculate a clip-rect so that we don't overlap the scrollbars, etc.
-    clipRect = windowClipRect();
-    clipRect.move(-windowRect.x(), -windowRect.y());
-
-    getPluginOcclusions(m_element, this->parent(), frameRect, cutOutRects);
-    // Convert to the plugin position.
-    for (size_t i = 0; i < cutOutRects.size(); i++)
-        cutOutRects[i].move(-frameRect.x(), -frameRect.y());
-}
-
-WebCore::IntRect WebPluginContainerImpl::windowClipRect() const
-{
-    // Start by clipping to our bounds.
-    IntRect clipRect =
-        convertToContainingWindow(IntRect(0, 0, width(), height()));
-
-    // document()->renderer() can be 0 when we receive messages from the
-    // plugins while we are destroying a frame.
-    if (m_element->renderer()->document()->renderer()) {
-        // Take our element and get the clip rect from the enclosing layer and
-        // frame view.
-        clipRect.intersect(
-            m_element->document()->view()->windowClipRectForFrameOwner(m_element, true));
-    }
-
-    return clipRect;
-}
-
-} // namespace WebKit