Upstream Chrome on iOS source code [1/11].

ios/chrome/browser/crash_report/crash_report_helper.h

+// Copyright 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.
+
+#ifndef IOS_CHROME_BROWSER_CRASH_REPORT_CRASH_REPORT_HELPER_H_
+#define IOS_CHROME_BROWSER_CRASH_REPORT_CRASH_REPORT_HELPER_H_
+
+@class NSString;
+@class TabModel;
+
+namespace ios_internal {
+namespace breakpad {
+
+// Monitors the urls loaded in |tab_model| to allow crash reports to contain
+// the currently loaded urls.
+// |tab_model| must not be an off-the-record tab model.
+void MonitorURLsForTabModel(TabModel* tab_model);
+
+// Stop monitoring the urls loaded in the |tabModel|.
+void StopMonitoringURLsForTabModel(TabModel* tab_model);
+
+// Adds the state monitor to |tab_model|. TabModels that are not monitored via
+// this function are still monitored through notifications, but calling this
+// function is mandatory to keep the monitoring of deleted tabs consistent.
+void MonitorTabStateForTabModel(TabModel* tab_model);
+
+// Stop the state monitor of |tab_model|.
+void StopMonitoringTabStateForTabModel(TabModel* tab_model);
+
+// Clear any state about the urls loaded in the given TabModel; this should be
+// called when the tab model is deactivated.
+void ClearStateForTabModel(TabModel* tab_model);
+
+}  // namespace breakpad
+}  // namespace ios_internal
+
+#endif  // IOS_CHROME_BROWSER_CRASH_REPORT_CRASH_REPORT_HELPER_H_