if err != nil {
		t.Fatal(err)
	}
	tmpl2, err := Must(tmpl.Clone()).Parse(overlay)
	if err != nil {
		t.Fatal(err)
	}

	var buf strings.Builder
	if err := tmpl.Execute(&buf, "hello"); err != nil {
		t.Fatal(err)
	}
	if got := buf.String(); got != want {
		t.Errorf("got %q, want %q", got, want)
	}

	buf.Reset()
	if err := tmpl2.Execute(&buf, "goodbye"); err != nil {
		t.Fatal(err)

mp===undefined)return;const point={x:sample.start-lastVSyncTimestamp};point['f'+frameNumber]=sample.powerInW;points.push(point);});return points;},sortSamplesByTimestampAscending_(samples){return samples.toArray().sort(function(smpl1,smpl2){return smpl1.start-smpl2.start;});}});'use strict';Polymer({is:'tr-ui-a-power-sample-summary-table',ready(){this.$.table.tableColumns=[{title:'Min power',width:'100px',value(row){return tr.b.Unit.byName.powerInWatts.format(row.min);}},{title:'Max power',width...