src/vs/workbench/contrib/scm/browser/dirtydiffDecorator.ts/DirtyDiffWidget/renderTitle
class DirtyDiffWidget:	private renderTitle(): void {
		const detail = this.model.changes.length > 1
			? nls.localize('changes', "{0} of {1} changes", this.index + 1, this.model.changes.length)
			: nls.localize('change', "{0} of {1} change", this.index + 1, this.model.changes.length);

		this.setTitle(this.title, detail);
	}