Support to remove passwords by date_synced timestamp.

chrome/browser/password_manager/password_store_x.cc

 // Copyright (c) 2012 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 "chrome/browser/password_manager/password_store_x.h"
 
 #include <algorithm>
 #include <map>
 #include <vector>
 
@@ skipping 92 matching lines @@
     LogStatsForBulkDeletion(changes.size());
     allow_fallback_ = false;
   } else if (allow_default_store()) {
     changes = PasswordStoreDefault::RemoveLoginsCreatedBetweenImpl(delete_begin,
                                                                    delete_end);
   }
   STLDeleteElements(&forms);
   return changes;
 }
 
+PasswordStoreChangeList PasswordStoreX::RemoveLoginsSyncedBetweenImpl(
+    base::Time delete_begin,
+    base::Time delete_end) {
+  CheckMigration();
+  PasswordStoreChangeList changes;
+  if (use_native_backend() &&
+      backend_->RemoveLoginsSyncedBetween(delete_begin, delete_end, &changes)) {
+    allow_fallback_ = false;
+  } else if (allow_default_store()) {
+    changes = PasswordStoreDefault::RemoveLoginsSyncedBetweenImpl(delete_begin,
+                                                                  delete_end);
+  }
+  return changes;
+}
+
 namespace {
 struct LoginLessThan {
   bool operator()(const PasswordForm* a, const PasswordForm* b) {
     return a->origin < b->origin;
   }
 };
 }  // anonymous namespace
 
 void PasswordStoreX::SortLoginsByOrigin(NativeBackend::PasswordFormList* list) {
   // In login_database.cc, the query has ORDER BY origin_url. Simulate that.
@@ skipping 144 matching lines @@
       // it before deleting the file just in case there is some problem deleting
       // the file (e.g. directory is not writable, but file is), which would
       // otherwise cause passwords to re-migrate next (or maybe every) time.
       DeleteAndRecreateDatabaseFile();
     }
   }
   ssize_t result = ok ? forms.size() : -1;
   STLDeleteElements(&forms);
   return result;
 }