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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_FAVICON_FAVICON_TAB_HELPER_OBSERVER_H_ | 5 #ifndef COMPONENTS_FAVICON_CORE_BROWSER_FAVICON_TAB_HELPER_OBSERVER_H_ |
6 #define CHROME_BROWSER_FAVICON_FAVICON_TAB_HELPER_OBSERVER_H_ | 6 #define COMPONENTS_FAVICON_CORE_BROWSER_FAVICON_TAB_HELPER_OBSERVER_H_ |
7 | 7 |
8 namespace gfx { | 8 namespace gfx { |
9 class Image; | 9 class Image; |
10 } | 10 } |
11 | 11 |
12 // An observer implemented by classes which are interested in envent in | 12 // An observer implemented by classes which are interested in envent in |
13 // FaviconTabHelper. | 13 // FaviconTabHelper. |
14 class FaviconTabHelperObserver { | 14 class FaviconTabHelperObserver { |
15 public: | 15 public: |
16 // Called when favicon |image| is retrieved from either web site or history | 16 // Called when favicon |image| is retrieved from either web site or history |
17 // backend. | 17 // backend. |
18 virtual void OnFaviconAvailable(const gfx::Image& image) = 0; | 18 virtual void OnFaviconAvailable(const gfx::Image& image) = 0; |
19 | 19 |
20 protected: | 20 protected: |
21 virtual ~FaviconTabHelperObserver() {} | 21 virtual ~FaviconTabHelperObserver() {} |
22 }; | 22 }; |
23 | 23 |
24 #endif // CHROME_BROWSER_FAVICON_FAVICON_TAB_HELPER_OBSERVER_H_ | 24 #endif // COMPONENTS_FAVICON_CORE_BROWSER_FAVICON_TAB_HELPER_OBSERVER_H_ |
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