cancelDragAndDrop  223 Source/core/page/DragController.cpp         mainFrame->eventHandler().cancelDragAndDrop(createMouseEvent(dragData), clipboard.get());
cancelDragAndDrop 1889 Source/core/page/EventHandler.cpp             targetFrame->eventHandler().cancelDragAndDrop(event, clipboard);
cancelDragAndDrop  119 Source/core/page/EventHandler.h     void cancelDragAndDrop(const PlatformMouseEvent&, Clipboard*);