No-op CL for TSAN.

base/threading/sequenced_worker_pool.cc

Index: base/threading/sequenced_worker_pool.cc
diff --git a/base/threading/sequenced_worker_pool.cc b/base/threading/sequenced_worker_pool.cc
index 360fb4a537f2d27eb53aa904d83ecd3f33728d2d..bf3e62eb41af888f326025648e4beb54db242413 100644
--- a/base/threading/sequenced_worker_pool.cc
+++ b/base/threading/sequenced_worker_pool.cc
@@ -54,6 +54,8 @@ namespace base {
 
 namespace {
 
+// Comment :)
+
 // An enum representing the state of all pools. Any given non-test process
 // should only ever transition from NONE_ACTIVE to one of the active states.
 // Transitions between actives states are unexpected. The