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

tracing/tracing/base/task_test.html

Index: tracing/tracing/base/task_test.html
diff --git a/tracing/tracing/base/task_test.html b/tracing/tracing/base/task_test.html
index dc712e26798831df84dd25cd9a52d667875a0805..0daa4b53cc9392cb826c584ac0e740bef80a0907 100644
--- a/tracing/tracing/base/task_test.html
+++ b/tracing/tracing/base/task_test.html
@@ -77,8 +77,7 @@ tr.b.unittest.testSuite(function() {
   });
 
   test('timedAfter', function() {
-    if (tr.isHeadless)
-      return;
+    if (tr.isHeadless) return;
 
     var results = [];
 
@@ -99,8 +98,7 @@ tr.b.unittest.testSuite(function() {
   });
 
   test('timedAfterWithSubTask', function() {
-    if (tr.isHeadless)
-      return;
+    if (tr.isHeadless) return;
 
     var results = [];
 
@@ -127,8 +125,7 @@ tr.b.unittest.testSuite(function() {
   });
 
   test('timedAfterWithAnoymousTask', function() {
-    if (tr.isHeadless)
-      return;
+    if (tr.isHeadless) return;
 
     var results = [];
 
@@ -146,8 +143,7 @@ tr.b.unittest.testSuite(function() {
   });
 
   test('namedTimedAfter', function() {
-    if (tr.isHeadless)
-      return;
+    if (tr.isHeadless) return;
 
     var results = [];