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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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| 1390 // numbers of any item, and don't reuse removed slots. | 1390 // numbers of any item, and don't reuse removed slots. |
| 1391 // Also, run update_use_counter_feature_enum.py in | 1391 // Also, run update_use_counter_feature_enum.py in |
| 1392 // chromium/src/tools/metrics/histograms/ to update the UMA mapping. | 1392 // chromium/src/tools/metrics/histograms/ to update the UMA mapping. |
| 1393 NumberOfFeatures, // This enum value must be last. | 1393 NumberOfFeatures, // This enum value must be last. |
| 1394 }; | 1394 }; |
| 1395 | 1395 |
| 1396 // "count" sets the bit for this feature to 1. Repeated calls are ignored. | 1396 // "count" sets the bit for this feature to 1. Repeated calls are ignored. |
| 1397 static void count(const Frame*, Feature); | 1397 static void count(const Frame*, Feature); |
| 1398 static void count(const Document&, Feature); | 1398 static void count(const Document&, Feature); |
| 1399 static void count(ExecutionContext*, Feature); | 1399 static void count(ExecutionContext*, Feature); |
| 1400 // Use countIfNotPrivateScript() instead of count() if you don't want | |
| 1401 // to count metrics in private scripts. You should use | |
| 1402 // countIfNotPrivateScript() in a binding layer. | |
| 1403 static void countIfNotPrivateScript(v8::Isolate*, const Frame*, Feature); | |
| 1404 static void countIfNotPrivateScript(v8::Isolate*, const Document&, Feature); | |
| 1405 static void countIfNotPrivateScript(v8::Isolate*, ExecutionContext*, Feature); | |
| 1406 | 1400 |
| 1407 void count(CSSParserMode, CSSPropertyID); | 1401 void count(CSSParserMode, CSSPropertyID); |
| 1408 void count(Feature); | 1402 void count(Feature); |
| 1409 | 1403 |
| 1410 // Count only features if they're being used in an iframe which does not | 1404 // Count only features if they're being used in an iframe which does not |
| 1411 // have script access into the top level document. | 1405 // have script access into the top level document. |
| 1412 static void countCrossOriginIframe(const Document&, Feature); | 1406 static void countCrossOriginIframe(const Document&, Feature); |
| 1413 | 1407 |
| 1414 // Return whether the Feature was previously counted for this document. | 1408 // Return whether the Feature was previously counted for this document. |
| 1415 // NOTE: only for use in testing. | 1409 // NOTE: only for use in testing. |
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| 1462 // Tracks what features/properties need to be reported to the legacy | 1456 // Tracks what features/properties need to be reported to the legacy |
| 1463 // histograms. | 1457 // histograms. |
| 1464 BitVector m_featureBits; | 1458 BitVector m_featureBits; |
| 1465 BitVector m_CSSBits; | 1459 BitVector m_CSSBits; |
| 1466 } m_legacyCounter; | 1460 } m_legacyCounter; |
| 1467 }; | 1461 }; |
| 1468 | 1462 |
| 1469 } // namespace blink | 1463 } // namespace blink |
| 1470 | 1464 |
| 1471 #endif // UseCounter_h | 1465 #endif // UseCounter_h |
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