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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CC_OUTPUT_VSYNC_PARAMETER_OBSERVER_H_ | |
| 6 #define CC_OUTPUT_VSYNC_PARAMETER_OBSERVER_H_ | |
| 7 | |
| 8 #include "base/time/time.h" | |
| 9 | |
| 10 // Interface for a class which observes the parameters regarding vsync | |
| 11 // information. | |
| 12 class VSyncParameterObserver { | |
| 13 public: | |
| 14 virtual void OnUpdateVSyncParameters(base::TimeTicks timebase, | |
| 15 base::TimeDelta interval) = 0; | |
| 16 }; | |
| 17 | |
| 18 #endif // CC_OUTPUT_VSYNC_PARAMETER_OBSERVER_H_ | |
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