12 CGAffineTransform _affineTransform;
13 CGAffineTransform _sublayerTransform;
14 CGAffineTransform _sublayerTransformForSublayers;
16 CGRect _backingStoreFrame;
17 CGRect _standardBackingStoreFrame;
19 BOOL _hasSublayerTransform;
20 BOOL _hasCustomBackingStoreFrame;
35 unsigned _runLoopUpdateMask;
36 BOOL _needsDisplayOnBoundsChange;
42 BOOL _delegateRespondsToDisplayLayerSelector;
43 BOOL _delegateRespondsToDrawLayerInContextSelector;
47 DOMElement _DOMElement;
48 DOMElement _DOMContentsElement;
53 CGAffineTransform _transformToLayer;
54 CGAffineTransform _transformFromLayer;