https://bugs.webkit.org/show_bug.cgi?id=71327

Reviewed by Darin Adler.

Change mouse events to use int/IntPoint for screen/window coordinates and
LayoutUnit/LayoutPoint for coordinates adjusted for zooming.

No new tests.

* dom/MouseRelatedEvent.cpp:
(WebCore::MouseRelatedEvent::MouseRelatedEvent):
(WebCore::MouseRelatedEvent::computeRelativePosition):
* dom/MouseRelatedEvent.h:
(WebCore::MouseRelatedEvent::screenLocation):
Revert screenLocation and windowLocation back to int.

* page/DragController.cpp:
(WebCore::elementUnderMouse):
Change elementUnderMouse to use a LayoutPoint for hit testing.

* page/EventHandler.cpp:
(WebCore::EventHandler::clear):
(WebCore::EventHandler::currentMousePosition):
(WebCore::documentPointForWindowPoint):
(WebCore::EventHandler::fakeMouseMoveEventTimerFired):
* page/EventHandler.h:
Revert m_currentMousePosition to IntPoint as it represents a
screen coordinate.

* platform/PlatformMouseEvent.h:
(WebCore::PlatformMouseEvent::PlatformMouseEvent):
(WebCore::PlatformMouseEvent::pos):
(WebCore::PlatformMouseEvent::x):
(WebCore::PlatformMouseEvent::y):
(WebCore::PlatformMouseEvent::globalX):
(WebCore::PlatformMouseEvent::globalY):
* platform/mac/PlatformMouseEventMac.mm:
(WebCore::globalPoint):
(WebCore::pointForEvent):
(WebCore::globalPointForEvent):
Revert PlatformMouseEvent to int/IntPoint as it represents a screen
coordinate.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@99014 268f45cc-cd09-0410-ab3c-d52691b4dbfc