Vectorize website settings icons in omnibox
[chromium-blink-merge.git] / components / ui / zoom / zoom_event_manager_observer.h
blobf3afedc9b214661004d6452013b70b951c05a3c2
1 // Copyright 2015 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef COMPONENTS_UI_ZOOM_ZOOM_EVENT_MANAGER_OBSERVER_H_
6 #define COMPONENTS_UI_ZOOM_ZOOM_EVENT_MANAGER_OBSERVER_H_
8 namespace ui_zoom {
10 class ZoomEventManagerObserver {
11 public:
12 // TODO(wjmaclean): convert existing ZoomLevelChangedCallbacks to be
13 // observers.
14 virtual void OnZoomLevelChanged() {}
15 virtual void OnDefaultZoomLevelChanged() {}
17 protected:
18 virtual ~ZoomEventManagerObserver() {}
21 } // namespace ui_zoom
23 #endif // COMPONENTS_UI_ZOOM_ZOOM_EVENT_MANAGER_OBSERVER_H_