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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google Inc. All rights reserved. |
3 * Copyright (C) 2012 Intel Inc. All rights reserved. | 3 * Copyright (C) 2012 Intel Inc. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions are | 6 * modification, are permitted provided that the following conditions are |
7 * met: | 7 * met: |
8 * | 8 * |
9 * * Redistributions of source code must retain the above copyright | 9 * * Redistributions of source code must retain the above copyright |
10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
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53 class PerformanceTiming; | 53 class PerformanceTiming; |
54 class ResourceResponse; | 54 class ResourceResponse; |
55 class ResourceTimingInfo; | 55 class ResourceTimingInfo; |
56 class SecurityOrigin; | 56 class SecurityOrigin; |
57 class UserTiming; | 57 class UserTiming; |
58 | 58 |
59 using PerformanceEntryVector = HeapVector<Member<PerformanceEntry>>; | 59 using PerformanceEntryVector = HeapVector<Member<PerformanceEntry>>; |
60 using PerformanceObservers = HeapListHashSet<Member<PerformanceObserver>>; | 60 using PerformanceObservers = HeapListHashSet<Member<PerformanceObserver>>; |
61 | 61 |
62 class CORE_EXPORT PerformanceBase : public EventTargetWithInlineData { | 62 class CORE_EXPORT PerformanceBase : public EventTargetWithInlineData { |
63 | |
64 public: | 63 public: |
65 ~PerformanceBase() override; | 64 ~PerformanceBase() override; |
66 | 65 |
67 const AtomicString& InterfaceName() const override; | 66 const AtomicString& InterfaceName() const override; |
68 | 67 |
69 virtual PerformanceTiming* timing() const; | 68 virtual PerformanceTiming* timing() const; |
70 | 69 |
71 virtual void UpdateLongTaskInstrumentation() {} | 70 virtual void UpdateLongTaskInstrumentation() {} |
72 | 71 |
73 // Reduce the resolution to 5µs to prevent timing attacks. See: | 72 // Reduce the resolution to 5µs to prevent timing attacks. See: |
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190 PerformanceEntryTypeMask observer_filter_options_; | 189 PerformanceEntryTypeMask observer_filter_options_; |
191 PerformanceObservers observers_; | 190 PerformanceObservers observers_; |
192 PerformanceObservers active_observers_; | 191 PerformanceObservers active_observers_; |
193 PerformanceObservers suspended_observers_; | 192 PerformanceObservers suspended_observers_; |
194 TaskRunnerTimer<PerformanceBase> deliver_observations_timer_; | 193 TaskRunnerTimer<PerformanceBase> deliver_observations_timer_; |
195 }; | 194 }; |
196 | 195 |
197 } // namespace blink | 196 } // namespace blink |
198 | 197 |
199 #endif // PerformanceBase_h | 198 #endif // PerformanceBase_h |
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