Index: Source/core/rendering/compositing/CompositedLayerMapping.h |
diff --git a/Source/core/rendering/compositing/CompositedLayerMapping.h b/Source/core/rendering/compositing/CompositedLayerMapping.h |
index dae7e4111ee76d55fb38fec960d0352863131c78..7565b18916bf8be393930a1f447cb219cf4b42f0 100644 |
--- a/Source/core/rendering/compositing/CompositedLayerMapping.h |
+++ b/Source/core/rendering/compositing/CompositedLayerMapping.h |
@@ -116,19 +116,6 @@ public: |
// Contains the bottommost layer in the hierarchy that can contain the children transform. |
GraphicsLayer* layerForChildrenTransform() const; |
- // Returns true for a composited layer that has no backing store of its own, so |
- // paints into some ancestor layer. |
- bool paintsIntoCompositedAncestor() const { return !(m_requiresOwnBackingStoreForAncestorReasons || m_requiresOwnBackingStoreForIntrinsicReasons); } |
- |
- // Updates whether a backing store is needed based on the layer's compositing ancestor's |
- // properties; returns true if the need for a backing store for ancestor reasons changed. |
- bool updateRequiresOwnBackingStoreForAncestorReasons(const RenderLayer* compositingAncestor); |
- |
- // Updates whether a backing store is needed for intrinsic reasons (that is, based on the |
- // layer's own properties or compositing reasons); returns true if the intrinsic need for |
- // a backing store changed. |
- bool updateRequiresOwnBackingStoreForIntrinsicReasons(); |
- |
void setSquashingContentsNeedDisplay(); |
void setContentsNeedDisplay(); |
// r is in the coordinate space of the layer's render object |
@@ -421,8 +408,7 @@ private: |
unsigned m_pendingUpdateScope : 2; |
unsigned m_isMainFrameRenderViewLayer : 1; |
- unsigned m_requiresOwnBackingStoreForIntrinsicReasons : 1; |
- unsigned m_requiresOwnBackingStoreForAncestorReasons : 1; |
+ |
unsigned m_backgroundLayerPaintsFixedRootBackground : 1; |
unsigned m_scrollingContentsAreEmpty : 1; |
}; |