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In particular, gather telemetry to evaluate the impact of unlabeled UTF-8 and how detector-triggered reloads would change if ASCII-only at initial guess was treated as UTF-8. Differential Revision: https://phabricator.services.mozilla.com/D140818
48 lines
2.2 KiB
C
48 lines
2.2 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsCharsetSource_h_
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#define nsCharsetSource_h_
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// note: the value order defines the priority; higher numbers take priority
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enum nsCharsetSource {
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kCharsetUninitialized,
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kCharsetFromFallback,
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kCharsetFromDocTypeDefault, // This and up confident for XHR
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// Start subdividing source for telemetry purposes
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kCharsetFromInitialAutoDetectionASCII,
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kCharsetFromInitialAutoDetectionWouldHaveBeenUTF8,
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kCharsetFromInitialAutoDetectionWouldNotHaveBeenUTF8Generic,
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kCharsetFromInitialAutoDetectionWouldNotHaveBeenUTF8Content,
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kCharsetFromInitialAutoDetectionWouldNotHaveBeenUTF8DependedOnTLD,
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// End subdividing source for telemetry purposes
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kCharsetFromParentFrame, // Same-origin parent takes precedence over detector
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// to avoid breaking tests. (Also, the HTML spec
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// says so.)
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kCharsetFromXmlDeclaration,
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kCharsetFromMetaTag,
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kCharsetFromChannel,
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kCharsetFromOtherComponent,
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kCharsetFromInitialUserForcedAutoDetection,
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// Start subdividing source for telemetry purposes
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// Deliberately no Final version of ASCII
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kCharsetFromFinalAutoDetectionWouldHaveBeenUTF8InitialWasASCII,
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kCharsetFromFinalAutoDetectionWouldNotHaveBeenUTF8Generic,
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kCharsetFromFinalAutoDetectionWouldNotHaveBeenUTF8GenericInitialWasASCII,
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kCharsetFromFinalAutoDetectionWouldNotHaveBeenUTF8Content,
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kCharsetFromFinalAutoDetectionWouldNotHaveBeenUTF8ContentInitialWasASCII,
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kCharsetFromFinalAutoDetectionWouldNotHaveBeenUTF8DependedOnTLD,
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kCharsetFromFinalAutoDetectionWouldNotHaveBeenUTF8DependedOnTLDInitialWasASCII,
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kCharsetFromFinalAutoDetectionFile,
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// End subdividing source for telemetry purposes
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kCharsetFromFinalUserForcedAutoDetection,
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kCharsetFromXmlDeclarationUtf16, // This one is overridden by
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// kCharsetFromChannel
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kCharsetFromByteOrderMark,
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kCharsetFromUtf8OnlyMime, // For JSON, WebVTT and such
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kCharsetFromBuiltIn, // resource: URLs
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};
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#endif /* nsCharsetSource_h_ */
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