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							- // @flow
 
- class DOMRectReadOnly {
 
-     +x: number;
 
-     +y: number;
 
-     +width: number;
 
-     +height: number;
 
-     +top: number;
 
-     +right: number;
 
-     +bottom: number;
 
-     +left: number;
 
- }
 
- class ResizeObserverEntry {
 
-     +target: Element;
 
-     +contentRect: DOMRectReadOnly;
 
- }
 
- type Entries = $ReadOnlyArray<ResizeObserverEntry>;
 
- type ResizeObserverCallback = {
 
-     (entries: Entries, observer: ResizeObserver): void
 
- };
 
- declare class ResizeObserver {
 
-     constructor(ResizeObserverCallback): ResizeObserver;
 
-     observe(target: Element): void;
 
-     unobserve(target: Element): void;
 
-     disconnect(): void;
 
- };
 
- declare export default typeof ResizeObserver;
 
 
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