Reset annotation stream; reset page annotation promise

src/display/api.js

@@ -520,6 +520,7 @@ var PDFPageProxy = (function PDFPageProxyClosure() {
 
       delete this.operatorList;
       delete this.displayReadyPromise;
+      delete this.annotationsPromise;
       this.objs.clear();
       this.pendingDestroy = false;
     },

src/shared/annotation.js

@@ -216,6 +216,8 @@ var Annotation = (function AnnotationClosure() {
         evaluator.getOperatorList(this.appearance, resources, opList);
         opList.addOp(OPS.endAnnotation, []);
         promise.resolve(opList);
+
+        this.appearance.reset();
       }.bind(this));
 
       return promise;