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Side by Side Diff: Source/core/frame/UseCounter.h

Issue 339563004: Add UseCounter for web components related CSS selectors (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: . Created 6 years, 6 months ago
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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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455 HTMLImports = 455, 455 HTMLImports = 455,
456 ElementCreateShadowRoot = 456, 456 ElementCreateShadowRoot = 456,
457 DocumentRegisterElement = 457, 457 DocumentRegisterElement = 457,
458 EditingAppleInterchangeNewline = 458, 458 EditingAppleInterchangeNewline = 458,
459 EditingAppleConvertedSpace = 459, 459 EditingAppleConvertedSpace = 459,
460 EditingApplePasteAsQuotation = 460, 460 EditingApplePasteAsQuotation = 460,
461 EditingAppleStyleSpanClass = 461, 461 EditingAppleStyleSpanClass = 461,
462 EditingAppleTabSpanClass = 462, 462 EditingAppleTabSpanClass = 462,
463 HTMLImportsAsyncAttribute = 463, 463 HTMLImportsAsyncAttribute = 463,
464 FontFaceSetReady = 464, 464 FontFaceSetReady = 464,
465 CSSSelectorPseudoUnresolved = 465,
466 CSSSelectorPseudoShadow = 466,
467 CSSSelectorPseudoContent = 467,
468 CSSSelectorPseudoHost = 468,
469 CSSSelectorPseudoHostContext = 469,
470 CSSDeepCombinator = 470,
465 // Add new features immediately above this line. Don't change assigned 471 // Add new features immediately above this line. Don't change assigned
466 // numbers of any item, and don't reuse removed slots. 472 // numbers of any item, and don't reuse removed slots.
467 // Also, run update_use_counter_feature_enum.py in chromium/src/tools/me trics/histograms/ 473 // Also, run update_use_counter_feature_enum.py in chromium/src/tools/me trics/histograms/
468 // to update the UMA mapping. 474 // to update the UMA mapping.
469 NumberOfFeatures, // This enum value must be last. 475 NumberOfFeatures, // This enum value must be last.
470 }; 476 };
471 477
472 // "count" sets the bit for this feature to 1. Repeated calls are ignored. 478 // "count" sets the bit for this feature to 1. Repeated calls are ignored.
473 static void count(const Document&, Feature); 479 static void count(const Document&, Feature);
474 // This doesn't count for non-Document ExecutionContext. 480 // This doesn't count for non-Document ExecutionContext.
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520 526
521 void updateMeasurements(); 527 void updateMeasurements();
522 528
523 OwnPtr<BitVector> m_countBits; 529 OwnPtr<BitVector> m_countBits;
524 BitVector m_CSSFeatureBits; 530 BitVector m_CSSFeatureBits;
525 }; 531 };
526 532
527 } // namespace WebCore 533 } // namespace WebCore
528 534
529 #endif // UseCounter_h 535 #endif // UseCounter_h
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