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ios/web/web_state/js/crw_js_window_id_manager.h

Index: ios/web/web_state/js/crw_js_window_id_manager.h
diff --git a/ios/web/web_state/js/crw_js_window_id_manager.h b/ios/web/web_state/js/crw_js_window_id_manager.h
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+// 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.
+
+#ifndef IOS_WEB_WEB_STATE_JS_CRW_JS_WINDOW_ID_MANAGER_H_
+#define IOS_WEB_WEB_STATE_JS_CRW_JS_WINDOW_ID_MANAGER_H_
+
+#import "ios/web/public/web_state/js/crw_js_injection_manager.h"
+
+// Loads the JavaScript file window_id.js which sets __gCrWeb.windowId and
+// manages the windowId for messages.
+@interface CRWJSWindowIdManager : CRWJSInjectionManager
+
+// A unique window ID is assigned when the script is injected.
+@property(nonatomic, copy) NSString* windowId;
+
+@end
+
+#endif  // IOS_WEB_WEB_STATE_JS_CRW_JS_WINDOW_ID_MANAGER_H_