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135 строки
4.4 KiB
Plaintext
135 строки
4.4 KiB
Plaintext
// 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
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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// This file defines a list of use counters, which are things that can
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// record usage of Web platform features and then report this information
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// through Telemetry.
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//
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// The format of this file is very strict. Each line can be:
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//
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// (a) a blank line
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//
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// (b) a comment, which is a line that begins with "//"
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//
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// (c) one of four possible use counter declarations:
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//
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// method <IDL interface name>.<IDL operation name>
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// attribute <IDL interface name>.<IDL attribute name>
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// property <CSS property method name>
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// custom <any valid identifier> <description>
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//
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// The |CSS property method name| should be CamelCase form of the property
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// name with -moz- and -x- prefix removed.
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//
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// The <description> for custom counters will be appended to "When a document "
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// or "When a page ", so phrase it appropriately. For instance, "constructs a
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// Foo object" or "calls Document.bar('some value')". It may contain any
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// character (including whitespace).
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//
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// To actually cause use counters to be incremented, DOM methods
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// and attributes must have a [UseCounter] extended attribute in
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// the Web IDL file. CSS properties require no special treatment
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// beyond being listed below. Custom counters are incremented when
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// SetDocumentAndPageUseCounter(eUseCounter_custom_MyName) is called on an
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// ns(I)Document object.
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//
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// You might reasonably ask why we have this file and we require
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// annotating things with [UseCounter] in the relevant WebIDL file as
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// well. Generating things from bindings codegen and ensuring all the
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// dependencies were correct would have been rather difficult, and
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// annotating the WebIDL files does nothing for identifying CSS
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// property usage, which we would also like to track.
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method SVGSVGElement.getElementById
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attribute SVGSVGElement.currentScale
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property Fill
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property FillOpacity
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attribute XMLDocument.async
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attribute DOMError.name
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attribute DOMError.message
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custom DOMErrorConstructor constructed a DOMError
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// Push API
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method PushManager.subscribe
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method PushSubscription.unsubscribe
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// window.sidebar
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attribute Window.sidebar
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// AppCache API
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method OfflineResourceList.swapCache
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method OfflineResourceList.update
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attribute OfflineResourceList.status
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attribute OfflineResourceList.onchecking
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attribute OfflineResourceList.onerror
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attribute OfflineResourceList.onnoupdate
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attribute OfflineResourceList.ondownloading
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attribute OfflineResourceList.onprogress
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attribute OfflineResourceList.onupdateready
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attribute OfflineResourceList.oncached
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attribute OfflineResourceList.onobsolete
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// Non-standard IndexedDB API
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method IDBDatabase.createMutableFile
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method IDBDatabase.mozCreateFileHandle
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method IDBMutableFile.open
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method IDBMutableFile.getFile
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// DataTransfer API (gecko-only methods)
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method DataTransfer.addElement
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attribute DataTransfer.mozItemCount
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attribute DataTransfer.mozCursor
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method DataTransfer.mozTypesAt
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method DataTransfer.mozClearDataAt
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method DataTransfer.mozSetDataAt
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method DataTransfer.mozGetDataAt
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attribute DataTransfer.mozUserCancelled
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attribute DataTransfer.mozSourceNode
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// Marquee events
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custom onstart sets a <marquee> onstart event listener
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custom onbounce sets a <marquee> onbounce event listener
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custom onfinish sets a <marquee> onfinish event listener
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// JavaScript feature usage
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custom JS_asmjs uses asm.js
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custom JS_wasm uses WebAssembly
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// Console API
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method console.assert
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method console.clear
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method console.count
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method console.countReset
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method console.debug
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method console.error
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method console.info
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method console.log
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method console.table
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method console.trace
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method console.warn
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method console.dir
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method console.dirxml
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method console.group
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method console.groupCollapsed
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method console.groupEnd
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method console.time
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method console.timeLog
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method console.timeEnd
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method console.exception
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method console.timeStamp
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method console.profile
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method console.profileEnd
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// document.open information
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custom DocumentOpen calls document.open in a way that creates a new Window object
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custom DocumentOpenReplace calls document.open in a way that creates a new Window object and replaces the old history entry.
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custom FilteredCrossOriginIFrame cross-origin <iframe> within a CSS/SVG filter
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// Custom Elements
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method CustomElementRegistry.define
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// Shadow DOM
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method Element.attachShadow
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