[Sync] Integ tests can't compare progress markers during configuration.

chrome/browser/sync/test/integration/quiesce_status_change_checker.cc

Index: chrome/browser/sync/test/integration/quiesce_status_change_checker.cc
diff --git a/chrome/browser/sync/test/integration/quiesce_status_change_checker.cc b/chrome/browser/sync/test/integration/quiesce_status_change_checker.cc
index 8c488ae8b3bc9f0443aa1ce29e4ce09788367b4b..53b65fc63516b77ac6eae8a9ebdffa2dcd713a1f 100644
--- a/chrome/browser/sync/test/integration/quiesce_status_change_checker.cc
+++ b/chrome/browser/sync/test/integration/quiesce_status_change_checker.cc
@@ -23,6 +23,12 @@ bool IsSyncDisabled(browser_sync::ProfileSyncService* service) {
 // Returns true if these services have matching progress markers.
 bool ProgressMarkersMatch(const browser_sync::ProfileSyncService* service1,
                           const browser_sync::ProfileSyncService* service2) {
+  // GetActiveDataTypes() is always empty during configuration, so progress
+  // markers cannot be compared.
+  if (!service1->ConfigurationDone() || !service2->ConfigurationDone()) {
+    return false;
+  }
+
   const syncer::ModelTypeSet common_types =
       Intersection(service1->GetActiveDataTypes(),
                    service2->GetActiveDataTypes());