CONSOLE MESSAGE: RenderListBox: didAddVerticalScrollbar
CONSOLE MESSAGE: line 14: MainFrameView: didAddVerticalScrollbar
CONSOLE MESSAGE: line 14: MainFrameView: mouseEnteredContentArea
CONSOLE MESSAGE: line 14: MainFrameView: mouseMovedInContentArea
CONSOLE MESSAGE: line 15: RenderListBox: mouseEnteredContentArea
CONSOLE MESSAGE: line 15: RenderListBox: mouseMovedInContentArea
CONSOLE MESSAGE: line 15: MainFrameView: mouseMovedInContentArea
CONSOLE MESSAGE: line 16: RenderListBox: mouseEnteredVerticalScrollbar
CONSOLE MESSAGE: line 16: RenderListBox: mouseMovedInContentArea
CONSOLE MESSAGE: line 16: MainFrameView: mouseMovedInContentArea
CONSOLE MESSAGE: line 17: RenderListBox: mouseIsDownInVerticalScrollbar
CONSOLE MESSAGE: line 18: RenderListBox: mouseIsUpInVerticalScrollbar
CONSOLE MESSAGE: line 19: RenderListBox: mouseExitedVerticalScrollbar
CONSOLE MESSAGE: line 19: RenderListBox: mouseExitedContentArea
CONSOLE MESSAGE: line 19: MainFrameView: mouseMovedInContentArea
PASS successfullyParsed is true

TEST COMPLETE
Test for https://bugs.webkit.org/show_bug.cgi?id=153398.