Linux: delete the unencrypted login database file after a successful password migration.

chrome/browser/password_manager/login_database.cc

 // Copyright (c) 2010 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/login_database.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "app/sql/statement.h"
 #include "app/sql/transaction.h"
 #include "base/file_path.h"
+#include "base/file_util.h"
 #include "base/histogram.h"
 #include "base/logging.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/common/sqlite_utils.h"
 
 using webkit_glue::PasswordForm;
 
 static const int kCurrentVersionNumber = 1;
 static const int kCompatibleVersionNumber = 1;
@@ skipping 47 matching lines @@
     return false;
   }
 
   // Initialize the tables.
   if (!InitLoginsTable()) {
     LOG(WARNING) << "Unable to initialize the password store database.";
     db_.Close();
     return false;
   }
 
+  // Save the path for DeleteDatabaseFile().
+  db_path_ = db_path;
+
   // If the file on disk is an older database version, bring it up to date.
   MigrateOldVersionsAsNeeded();
 
   if (!transaction.Commit()) {
     db_.Close();
     return false;
   }
   return true;
 }
 
@@ skipping 293 matching lines @@
   s.BindInt(0, blacklisted ? 1 : 0);
 
   while (s.Step()) {
     PasswordForm* new_form = new PasswordForm();
     InitPasswordFormFromStatement(new_form, s);
 
     forms->push_back(new_form);
   }
   return s.Succeeded();
 }
+
+bool LoginDatabase::DeleteAndRecreateDatabaseFile() {
+  DCHECK(db_.is_open());
+  meta_table_.Reset();
+  db_.Close();
+  file_util::Delete(db_path_, false);
+  return Init(db_path_);
+}