Delay fetching account info until OnRefreshTokensLoaded().

components/signin/core/browser/account_seeding_tracker.cc

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/signin/core/browser/account_seeding_tracker.h"
+
+#include "base/logging.h"
+#include "components/signin/core/browser/account_tracker_service.h"
+
+AccountSeedingTracker::AccountSeedingTracker(
+    const AccountTrackerService* account_tracker_service)
+    : account_tracker_service_(account_tracker_service) {}
+
+AccountSeedingTracker::~AccountSeedingTracker() {}
+
+bool AccountSeedingTracker::IsAccountSeeded(const std::string& account_id) {
+#if defined(OS_ANDROID)
+  bool unseeded =
+      account_tracker_service_->GetAccountInfo(account_id).email.empty();
+  if (unseeded)
+    unseeded_accounts_.push_back(account_id);
+  return !unseeded;
+#else
+  return true;
+#endif
+}
+
+std::vector<std::string> AccountSeedingTracker::GetNewlySeededAccounts() {
+#if defined(OS_ANDROID)
+  std::vector<std::string> newly_seeded;
+  unseeded_accounts_.swap(newly_seeded);
+  DCHECK(AreAllAccountsSeeded());
+  // We may have stopped tracking some accounts.
+  for (std::vector<std::string>::iterator it = newly_seeded.begin();
+       it != newly_seeded.end();) {
+    if (account_tracker_service_->GetAccountInfo(*it).email.empty()) {
+      it = newly_seeded.erase(it);
+    } else {
+      ++it;
+    }
+  }
+  return newly_seeded;
+#else
+  NOTREACHED();
+  return std::vector<std::string>();
+#endif
+}
+
+bool AccountSeedingTracker::AreAllAccountsSeeded() const {
+#if defined(OS_ANDROID)
+  for (const AccountInfo& account : account_tracker_service_->GetAccounts()) {
+    if (account.email.empty())
+      return false;
+  }
+#else
+  NOTREACHED();
+#endif
+  return true;
+}