Remove mouse events from Sky

sky/engine/core/rendering/RenderLayerScrollableArea.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  *
  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
  *
  * Other contributors:
  *   Robert O'Callahan <roc+@cs.cmu.edu>
  *   David Baron <dbaron@fas.harvard.edu>
  *   Christian Biesinger <cbiesinger@web.de>
  *   Randall Jesup <rjesup@wgate.com>
@@ skipping 40 matching lines @@
 #include "sky/engine/core/frame/LocalFrame.h"
 #include "sky/engine/core/inspector/InspectorTraceEvents.h"
 #include "sky/engine/core/page/Chrome.h"
 #include "sky/engine/core/page/EventHandler.h"
 #include "sky/engine/core/page/FocusController.h"
 #include "sky/engine/core/page/Page.h"
 #include "sky/engine/core/rendering/HitTestResult.h"
 #include "sky/engine/core/rendering/RenderGeometryMap.h"
 #include "sky/engine/core/rendering/RenderView.h"
 #include "sky/engine/platform/PlatformGestureEvent.h"
-#include "sky/engine/platform/PlatformMouseEvent.h"
 #include "sky/engine/platform/graphics/GraphicsContextStateSaver.h"
 #include "sky/engine/platform/scroll/ScrollAnimator.h"
 #include "sky/engine/platform/scroll/Scrollbar.h"
 #include "sky/engine/public/platform/Platform.h"
 
 namespace blink {
 
 RenderLayerScrollableArea::RenderLayerScrollableArea(RenderLayer& layer)
     : m_layer(layer)
     , m_scrollsOverflow(false)
@@ skipping 128 matching lines @@
 
     setScrollOffset(toIntSize(newScrollOffset));
 
     LocalFrame* frame = box().frame();
     ASSERT(frame);
 
     RefPtr<FrameView> frameView = box().frameView();
 
     TRACE_EVENT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "ScrollLayer", "data", InspectorScrollLayerEvent::data(&box()));
 
-    const RenderLayerModelObject* paintInvalidationContainer = box().containerForPaintInvalidation();
-
     // Update the positions of our child layers (if needed as only fixed layers should be impacted by a scroll).
     // We don't update compositing layers, because we need to do a deep update from the compositing ancestor.
     if (!frameView->isInPerformLayout()) {
         // If we're in the middle of layout, we'll just update layers once layout has finished.
         // FIXME(sky): Do we still need this?
         layer()->clipper().clearClipRectsIncludingDescendants();
     }
 
     // The caret rect needs to be invalidated after scrolling
     frame->selection().setCaretRectNeedsUpdate();
 
-    // TODO(ojan): Is there a better way to get this value now that we always just pass the empty
-    // FloatQuat to localToAbsoluteQuad?
-    FloatQuad quadForFakeMouseMoveEvent = paintInvalidationContainer->localToAbsoluteQuad(FloatQuad());
-    frame->eventHandler().dispatchFakeMouseMoveEventSoonInQuad(quadForFakeMouseMoveEvent);

[ojan, 2015/01/23 22:23:06]

Have we removed :hover? If not, then this change makes is so that we don't
update hover state when you scroll (e.g. with the scroll wheel or keyboard).

[abarth-chromium, 2015/01/23 22:39:29]

IMHO, we should remove hover for now.  We don't have any hardware that supports
it yet.

-
     // Schedule the scroll DOM event.
     if (box().node())
         box().node()->document().enqueueScrollEventForNode(box().node());
 }
 
 IntPoint RenderLayerScrollableArea::scrollPosition() const
 {
     return IntPoint(m_scrollOffset);
 }
 
@@ skipping 467 matching lines @@
 void RenderLayerScrollableArea::setTopmostScrollChild(RenderLayer* scrollChild)
 {
     // We only want to track the topmost scroll child for scrollable areas with
     // overlay scrollbars.
     if (!hasOverlayScrollbars())
         return;
     m_nextTopmostScrollChild = scrollChild;
 }
 
 } // namespace blink