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1 /* | 1 /* |
2 * Copyright (C) 2012 Google, Inc. All rights reserved. | 2 * Copyright (C) 2012 Google, Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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62 | 62 |
63 public: | 63 public: |
64 enum Context { | 64 enum Context { |
65 DefaultContext, | 65 DefaultContext, |
66 // Counters for SVGImages (lifetime independent from other pages). | 66 // Counters for SVGImages (lifetime independent from other pages). |
67 SVGImageContext | 67 SVGImageContext |
68 }; | 68 }; |
69 | 69 |
70 UseCounter(Context = DefaultContext); | 70 UseCounter(Context = DefaultContext); |
71 | 71 |
72 enum Feature { | 72 enum Feature : uint32_t { |
73 // Do not change assigned numbers of existing items: add new features | 73 // Do not change assigned numbers of existing items: add new features |
74 // to the end of the list. | 74 // to the end of the list. |
75 OBSOLETE_PageDestruction = 0, | 75 OBSOLETE_PageDestruction = 0, |
76 WorkerStart = 4, | 76 WorkerStart = 4, |
77 SharedWorkerStart = 5, | 77 SharedWorkerStart = 5, |
78 UnprefixedIndexedDB = 9, | 78 UnprefixedIndexedDB = 9, |
79 OpenWebDatabase = 10, | 79 OpenWebDatabase = 10, |
80 UnprefixedRequestAnimationFrame = 13, | 80 UnprefixedRequestAnimationFrame = 13, |
81 PrefixedRequestAnimationFrame = 14, | 81 PrefixedRequestAnimationFrame = 14, |
82 ContentSecurityPolicy = 15, | 82 ContentSecurityPolicy = 15, |
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1532 // Tracks what features/properties need to be reported to the legacy | 1532 // Tracks what features/properties need to be reported to the legacy |
1533 // histograms. | 1533 // histograms. |
1534 BitVector m_featureBits; | 1534 BitVector m_featureBits; |
1535 BitVector m_CSSBits; | 1535 BitVector m_CSSBits; |
1536 } m_legacyCounter; | 1536 } m_legacyCounter; |
1537 }; | 1537 }; |
1538 | 1538 |
1539 } // namespace blink | 1539 } // namespace blink |
1540 | 1540 |
1541 #endif // UseCounter_h | 1541 #endif // UseCounter_h |
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