@class SBLayoutStateTransitionContext; @protocol SBSceneSnapshotReferenceFrameProviding; @interface SBMutableSceneSnapshotRequestContext : SBSceneSnapshotRequestContext @property (retain, nonatomic) id sceneDisplayReferenceFrameProvider; @property (nonatomic) unsigned long long sceneDisplayWindowManagementStyle; @property (retain, nonatomic) SBLayoutStateTransitionContext *sceneDisplayLayoutStateTransitionContext; @property (retain, nonatomic) id embeddedDisplayReferenceFrameProvider; @end