Add comment for fix to issue 95619

chrome/browser/sync/profile_sync_service_harness.cc

Index: chrome/browser/sync/profile_sync_service_harness.cc
diff --git a/chrome/browser/sync/profile_sync_service_harness.cc b/chrome/browser/sync/profile_sync_service_harness.cc
index 1caa66d841eb83e336652f74078a69cad612db26..f296f97747661e28a3c8b1cbda1f7490684e251d 100644
--- a/chrome/browser/sync/profile_sync_service_harness.cc
+++ b/chrome/browser/sync/profile_sync_service_harness.cc
@@ -1005,6 +1005,9 @@ bool ProfileSyncServiceHarness::EnableEncryptionForType(
 
 bool ProfileSyncServiceHarness::WaitForTypeEncryption(
     syncable::ModelType type) {
+  // The correctness of this if condition depends on the ordering of its
+  // sub-expressions.  See crbug.com/95619.
+  // TODO(rlarocque): Figure out a less brittle way of detecting this.
   if (IsTypeEncrypted(type) &&
       IsSynced() &&
       GetLastSessionSnapshot()->num_conflicting_updates == 0) {