[ESLint] Fix violations when enabling curly rule in eslint.

tracing/tracing/metrics/v8/utils.html

Index: tracing/tracing/metrics/v8/utils.html
diff --git a/tracing/tracing/metrics/v8/utils.html b/tracing/tracing/metrics/v8/utils.html
index b394de70dbd69913e86ba1154fd38d97ab8fe2a2..e3e1bd6ea6becc03156074fda26c76ab6f01bbd7 100644
--- a/tracing/tracing/metrics/v8/utils.html
+++ b/tracing/tracing/metrics/v8/utils.html
@@ -183,8 +183,7 @@ tr.exportTo('tr.metrics.v8.utils', function() {
    * intervals merged into a single interval.
    */
   function unionOfIntervals(intervals) {
-    if (intervals.length === 0)
-      return [];
+    if (intervals.length === 0) return [];
     return tr.b.math.mergeRanges(
         intervals.map(x => { return { min: x.start, max: x.end }; }), 1e-6,
         function(ranges) {
@@ -209,8 +208,8 @@ tr.exportTo('tr.metrics.v8.utils', function() {
     var startOfFirstDumpWithV8 =
         model.globalMemoryDumps.filter(hasV8Stats).reduce(
             (start, dump) => Math.min(start, dump.start), Infinity);
-    if (startOfFirstDumpWithV8 === Infinity)
-      return new tr.b.math.Range(); // Empty range.
+    // Empty range.
+    if (startOfFirstDumpWithV8 === Infinity) return new tr.b.math.Range();
     return tr.b.math.Range.fromExplicitRange(startOfFirstDumpWithV8, Infinity);
   }