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@@ -253,7 +253,9 @@ class ExtHostTreeView<T> extends Disposable {
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}
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this.dataProvider = options.treeDataProvider;
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this.dndController = options.dragAndDropController;
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if (this.dataProvider.onDidChangeTreeData) {
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if (this.dataProvider.onDidChangeTreeData2) {
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this._register(this.dataProvider.onDidChangeTreeData2(elementOrElements => this._onDidChangeData.fire({ message: false, element: elementOrElements })));
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} else if (this.dataProvider.onDidChangeTreeData) {
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this._register(this.dataProvider.onDidChangeTreeData(element => this._onDidChangeData.fire({ message: false, element })));
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}
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