[Sync] Refactoring of sync integration test checkers to remove boilerplate await methods.

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

Index: chrome/browser/sync/test/integration/single_client_passwords_sync_test.cc
diff --git a/chrome/browser/sync/test/integration/single_client_passwords_sync_test.cc b/chrome/browser/sync/test/integration/single_client_passwords_sync_test.cc
index b1652a74409fa386d53124f9e0cc2adda94a01f4..72406f6f17e9ad140894d9b7d603786c1cbe1afb 100644
--- a/chrome/browser/sync/test/integration/single_client_passwords_sync_test.cc
+++ b/chrome/browser/sync/test/integration/single_client_passwords_sync_test.cc
@@ -4,8 +4,8 @@
 
 #include "base/macros.h"
 #include "chrome/browser/sync/test/integration/passwords_helper.h"
-#include "chrome/browser/sync/test/integration/sync_integration_test_util.h"
 #include "chrome/browser/sync/test/integration/sync_test.h"
+#include "chrome/browser/sync/test/integration/updated_progress_marker_checker.h"
 #include "components/browser_sync/profile_sync_service.h"
 #include "components/password_manager/core/browser/password_manager_test_utils.h"
 
@@ -16,7 +16,6 @@ using passwords_helper::GetPasswordStore;
 using passwords_helper::GetVerifierPasswordCount;
 using passwords_helper::GetVerifierPasswordStore;
 using passwords_helper::ProfileContainsSamePasswordFormsAsVerifier;
-using sync_integration_test_util::AwaitCommitActivityCompletion;
 
 using autofill::PasswordForm;
 
@@ -38,7 +37,7 @@ IN_PROC_BROWSER_TEST_F(SingleClientPasswordsSyncTest, Sanity) {
   AddLogin(GetPasswordStore(0), form);
   ASSERT_EQ(1, GetPasswordCount(0));
 
-  ASSERT_TRUE(AwaitCommitActivityCompletion(GetSyncService(0)));
+  ASSERT_TRUE(UpdatedProgressMarkerChecker(GetSyncService(0)).Wait());
   ASSERT_TRUE(ProfileContainsSamePasswordFormsAsVerifier(0));
   ASSERT_EQ(1, GetPasswordCount(0));
 }