|  | // Copyright 2023 The Chromium Authors | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | #ifndef CHROME_BROWSER_UI_TOOLBAR_CONTROLLER_UTIL_H_ | 
|  | #define CHROME_BROWSER_UI_TOOLBAR_CONTROLLER_UTIL_H_ | 
|  | class ToolbarControllerUtil { | 
|  | public: | 
|  | // Set whether prevent toolbar buttons from overflow. Should only call by | 
|  | // tests. | 
|  | static void SetPreventOverflowForTesting(bool prevent_overflow); | 
|  |  | 
|  | // Return whether should prevent toolbar buttons from overflow. | 
|  | static bool PreventOverflow(); | 
|  |  | 
|  | private: | 
|  | static bool prevent_overflow_for_testing_; | 
|  | }; | 
|  | #endif  // CHROME_BROWSER_UI_TOOLBAR_CONTROLLER_UTIL_H_ |