src/vs/workbench/contrib/debug/browser/breakpointEditorContribution.ts/BreakpointEditorContribution/dispose
class BreakpointEditorContribution:	dispose(): void {
		if (this.breakpointWidget) {
			this.breakpointWidget.dispose();
		}
		this.editor.removeDecorations(this.breakpointDecorations.map(bpd => bpd.decorationId));
		dispose(this.toDispose);
	}