Add foundation for trimming the AffiliationDatabase.

components/password_manager/core/browser/affiliation_database.cc

 // Copyright 2014 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/password_manager/core/browser/affiliation_database.h"
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "sql/connection.h"
 #include "sql/error_delegate_util.h"
@@ skipping 196 matching lines @@
       DeleteAffiliationsForFacet(uri);
     }
   }
 
   if (!Store(affiliation))
     NOTREACHED();
 
   transaction.Commit();
 }
 
+// static
+void AffiliationDatabase::Delete(const base::FilePath& path) {
+  bool success = sql::Connection::Delete(path);
+  DCHECK(success);
+}
+
 bool AffiliationDatabase::CreateTablesAndIndicesIfNeeded() {
   if (!sql_connection_->Execute(
           "CREATE TABLE IF NOT EXISTS eq_classes("
           "id INTEGER PRIMARY KEY,"
           "last_update_time INTEGER)")) {
     return false;
   }
 
   if (!sql_connection_->Execute(
           "CREATE TABLE IF NOT EXISTS eq_class_members("
@@ skipping 22 matching lines @@
     sql_connection_->RazeAndClose();
     return;
   }
 
   // The default handling is to assert on debug and to ignore on release.
   if (!sql::Connection::ShouldIgnoreSqliteError(error))
     DLOG(FATAL) << sql_connection_->GetErrorMessage();
 }
 
 }  // namespace password_manager