Update hover state after entering and leaving fullscreen.

Source/core/dom/Fullscreen.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
@@ skipping 21 matching lines @@
 #include "core/dom/Document.h"
 #include "core/events/Event.h"
 #include "core/frame/FrameHost.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/Settings.h"
 #include "core/frame/UseCounter.h"
 #include "core/html/HTMLIFrameElement.h"
 #include "core/html/HTMLMediaElement.h"
 #include "core/page/Chrome.h"
 #include "core/page/ChromeClient.h"
+#include "core/page/EventHandler.h"
 #include "core/rendering/RenderFullScreen.h"
 #include "platform/UserGestureIndicator.h"
 
 namespace blink {
 
 using namespace HTMLNames;
 
 static bool fullscreenIsAllowedForAllOwners(const Document& document)
 {
     for (const Element* owner = document.ownerElement(); owner; owner = owner->document().ownerElement()) {
@@ skipping 383 matching lines @@
         RenderFullScreen::wrapRenderer(renderer, renderer ? renderer->parent() : 0, document());
 
     m_fullScreenElement->setContainsFullScreenElementOnAncestorsCrossingFrameBoundaries(true);
 
     // FIXME: This should not call updateStyleIfNeeded.
     document()->setNeedsStyleRecalc(SubtreeStyleChange);
     document()->updateRenderTreeIfNeeded();
 
     m_fullScreenElement->didBecomeFullscreenElement();
 
+    if (document()->frame())
+        document()->frame()->eventHandler().scheduleHoverStateUpdate();
+
     m_eventQueueTimer.startOneShot(0, FROM_HERE);
 }
 
 void Fullscreen::didExitFullScreenForElement(Element*)
 {
     if (!m_fullScreenElement)
         return;
 
     if (!document()->isActive())
         return;
 
     m_fullScreenElement->willStopBeingFullscreenElement();
 
     m_fullScreenElement->setContainsFullScreenElementOnAncestorsCrossingFrameBoundaries(false);
 
     m_areKeysEnabledInFullScreen = false;
 
     if (m_fullScreenRenderer)
         m_fullScreenRenderer->unwrapRenderer();
 
     m_fullScreenElement = nullptr;
     document()->setNeedsStyleRecalc(SubtreeStyleChange);
 
+    if (document()->frame())
+        document()->frame()->eventHandler().scheduleHoverStateUpdate();
+
     // When fullyExitFullscreen is called, we call exitFullscreen on the topDocument(). That means
     // that the events will be queued there. So if we have no events here, start the timer on the
     // exiting document.
     Document* exitingDocument = document();
     if (m_eventQueue.isEmpty())
         exitingDocument = &document()->topDocument();
     ASSERT(exitingDocument);
     from(*exitingDocument).m_eventQueueTimer.startOneShot(0, FROM_HERE);
 }
 
@@ skipping 118 matching lines @@
 void Fullscreen::trace(Visitor* visitor)
 {
     visitor->trace(m_fullScreenElement);
     visitor->trace(m_fullScreenElementStack);
     visitor->trace(m_fullScreenRenderer);
     visitor->trace(m_eventQueue);
     DocumentSupplement::trace(visitor);
 }
 
 } // namespace blink