[Sync] Make BackendMigrator not wait for full sync cycles

chrome/test/live_sync/migration_errors_test.cc

Index: chrome/test/live_sync/migration_errors_test.cc
diff --git a/chrome/test/live_sync/migration_errors_test.cc b/chrome/test/live_sync/migration_errors_test.cc
index 6626ea2abc4d01a2c91cf2b38ce09ee1105ee456..518e75c3f97fd86d0b966b501ec0d77559c0ac2e 100644
--- a/chrome/test/live_sync/migration_errors_test.cc
+++ b/chrome/test/live_sync/migration_errors_test.cc
@@ -56,7 +56,7 @@ IN_PROC_BROWSER_TEST_F(MigrationCycleTest, PrefsOnly) {
 }
 
 // TODO(akalin): Fails due to http://crbug.com/92928.
-IN_PROC_BROWSER_TEST_F(MigrationCycleTest, FAILS_PrefsNigori) {
+IN_PROC_BROWSER_TEST_F(MigrationCycleTest, PrefsNigori) {
   if (!ServerSupportsErrorTriggering()) {
     LOG(WARNING) << "Test skipped in this server environment.";
     return;
@@ -88,7 +88,7 @@ IN_PROC_BROWSER_TEST_F(MigrationCycleTest, FAILS_PrefsNigori) {
 }
 
 // TODO(akalin): Fails due to http://crbug.com/92928.
-IN_PROC_BROWSER_TEST_F(MigrationCycleTest, FAILS_BookmarksPrefs) {
+IN_PROC_BROWSER_TEST_F(MigrationCycleTest, BookmarksPrefs) {
   if (!ServerSupportsErrorTriggering()) {
     LOG(WARNING) << "Test skipped in this server environment.";
     return;