Remove CURSOR_VISIBILITY, it's always off

Source/core/page/EventHandler.cpp

Index: Source/core/page/EventHandler.cpp
diff --git a/Source/core/page/EventHandler.cpp b/Source/core/page/EventHandler.cpp
index bc8ef3efcc03578034fc843f2dac49f47ecb0032..607ea810888553910b16172beabae952081e0450 100644
--- a/Source/core/page/EventHandler.cpp
+++ b/Source/core/page/EventHandler.cpp
@@ -311,18 +311,12 @@ EventHandler::EventHandler(Frame* frame)
     , m_baseEventType(PlatformEvent::NoType)
     , m_didStartDrag(false)
     , m_didLongPressInvokeContextMenu(false)
-#if ENABLE(CURSOR_VISIBILITY)
-    , m_autoHideCursorTimer(this, &EventHandler::autoHideCursorTimerFired)
-#endif
 {
 }
 
 EventHandler::~EventHandler()
 {
     ASSERT(!m_fakeMouseMoveEventTimer.isActive());
-#if ENABLE(CURSOR_VISIBILITY)
-    ASSERT(!m_autoHideCursorTimer.isActive());
-#endif
 }
 
 DragState& EventHandler::dragState()
@@ -335,9 +329,6 @@ void EventHandler::clear()
 {
     m_hoverTimer.stop();
     m_fakeMouseMoveEventTimer.stop();
-#if ENABLE(CURSOR_VISIBILITY)
-    cancelAutoHideCursorTimer();
-#endif
     m_resizeLayer = 0;
     m_nodeUnderMouse = 0;
     m_lastNodeUnderMouse = 0;
@@ -1159,14 +1150,6 @@ OptionalCursor EventHandler::selectCursor(const MouseEventWithHitTestResults& ev
     bool horizontalText = !style || style->isHorizontalWritingMode();
     const Cursor& iBeam = horizontalText ? iBeamCursor() : verticalTextCursor();
 
-#if ENABLE(CURSOR_VISIBILITY)
-    if (style && style->cursorVisibility() == CursorVisibilityAutoHide) {
-        UseCounter::count(m_frame->document(), UseCounter::CursorVisibility);
-        startAutoHideCursorTimer();
-    } else
-        cancelAutoHideCursorTimer();
-#endif
-
     // During selection, use an I-beam no matter what we're over.
     // If a drag may be starting or we're capturing mouse events for a particular node, don't treat this as a selection.
     if (m_mousePressed && m_mouseDownMayStartSelect
@@ -1308,39 +1291,6 @@ OptionalCursor EventHandler::selectCursor(const MouseEventWithHitTestResults& ev
     return pointerCursor();
 }
 
-#if ENABLE(CURSOR_VISIBILITY)
-static const double timeWithoutMouseMovementBeforeHidingControls = 3;
-
-void EventHandler::startAutoHideCursorTimer()
-{
-    Page* page = m_frame->page();
-    if (!page)
-        return;
-
-    m_autoHideCursorTimer.startOneShot(timeWithoutMouseMovementBeforeHidingControls);
-
-    // The fake mouse move event screws up the auto-hide feature (by resetting the auto-hide timer)
-    // so cancel any pending fake mouse moves.
-    if (m_fakeMouseMoveEventTimer.isActive())
-        m_fakeMouseMoveEventTimer.stop();
-}
-
-void EventHandler::cancelAutoHideCursorTimer()
-{
-    if (m_autoHideCursorTimer.isActive())
-        m_autoHideCursorTimer.stop();
-}
-
-void EventHandler::autoHideCursorTimerFired(Timer<EventHandler>* timer)
-{
-    ASSERT_UNUSED(timer, timer == &m_autoHideCursorTimer);
-    m_currentMouseCursor = noneCursor();
-    FrameView* view = m_frame->view();
-    if (view && view->isActive())
-        view->setCursor(m_currentMouseCursor);
-}
-#endif
-
 static LayoutPoint documentPointForWindowPoint(Frame* frame, const IntPoint& windowPoint)
 {
     FrameView* view = frame->view();