Revert "Start the migration of passwords from the Keychain."

chrome/browser/password_manager/simple_password_store_mac_unittest.cc

Index: chrome/browser/password_manager/simple_password_store_mac_unittest.cc
diff --git a/chrome/browser/password_manager/simple_password_store_mac_unittest.cc b/chrome/browser/password_manager/simple_password_store_mac_unittest.cc
index 4e82e0610e4247942ba82b8e2379a3f302aa2053..517f5ce5796d66434e9aa06513b1ad471aa73353 100644
--- a/chrome/browser/password_manager/simple_password_store_mac_unittest.cc
+++ b/chrome/browser/password_manager/simple_password_store_mac_unittest.cc
@@ -50,12 +50,9 @@ class SimplePasswordStoreMacTest : public testing::Test {
         FROM_HERE,
         base::Bind(&InitOnBackgroundThread, base::Unretained(login_db.get())));
     store_ = new SimplePasswordStoreMac(
-        BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI), nullptr,
-        scoped_ptr<password_manager::LoginDatabase>());
-    file_task_runner->PostTask(
-        FROM_HERE,
-        base::Bind(&SimplePasswordStoreMac::InitWithTaskRunner, store_,
-                   file_task_runner, base::Passed(&login_db)));
+        BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
+        file_task_runner, login_db.Pass());
+    ASSERT_TRUE(store_->Init(syncer::SyncableService::StartSyncFlare()));
     // Make sure deferred initialization is finished.
     FinishAsyncProcessing();
   }