Upstream WebOmniboxEditController.

ios/chrome/browser/ui/omnibox/web_omnibox_edit_controller.h

+// Copyright 2015 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_UI_OMNIBOX_WEB_OMNIBOX_EDIT_CONTROLLER_H_
+#define IOS_CHROME_BROWSER_UI_OMNIBOX_WEB_OMNIBOX_EDIT_CONTROLLER_H_
+
+#include "base/macros.h"
+#include "components/omnibox/browser/omnibox_edit_controller.h"
+
+namespace web {
+class WebState;
+}
+
+// iOS-specific extension of the OmniboxEditController base class.
+class WebOmniboxEditController : public OmniboxEditController {
+ public:
+  // Returns the WebState of the currently active tab.
+  virtual web::WebState* GetWebState() = 0;
+
+ protected:
+  WebOmniboxEditController();
+  ~WebOmniboxEditController() override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(WebOmniboxEditController);
+};
+
+#endif  // IOS_CHROME_BROWSER_UI_OMNIBOX_WEB_OMNIBOX_EDIT_CONTROLLER_H_