Changeset 286550 in webkit


Ignore:
Timestamp:
Dec 6, 2021 10:46:03 AM (8 months ago)
Author:
Tadeu Zagallo
Message:

Restore navigator.hardwareConcurrency
​https://bugs.webkit.org/show_bug.cgi?id=233381
<rdar://85023911>

Reviewed by Saam Barati.

LayoutTests/imported/w3c:

  • web-platform-tests/html/dom/idlharness.https-expected.txt:
  • web-platform-tests/html/dom/idlharness.worker-expected.txt:
  • web-platform-tests/workers/WorkerNavigator-hardware-concurrency.any.worker-expected.txt:

Source/WebCore:

Navigator.hardwareConcurrency was removed in r219379, but it is now used
by emscripten to implement std::thread::hardware_concurrency()

Test: fast/dom/navigator-hardwareConcurrency.html

  • page/Navigator.idl:
  • page/NavigatorBase.cpp:

(WebCore::NavigatorBase::hardwareConcurrency):

  • page/NavigatorBase.h:
  • page/WorkerNavigator.idl:

LayoutTests:

  • fast/dom/Window/resources/window-property-collector.js:

(emitExpectedResult):

  • fast/dom/navigator-detached-no-crash-expected.txt:
  • fast/dom/navigator-hardwareConcurrency-expected.txt: Added.
  • fast/dom/navigator-hardwareConcurrency.html: Added.
  • fast/workers/resources/worker-navigator.js:
  • fast/workers/worker-navigator-expected.txt:
  • platform/glib/imported/w3c/web-platform-tests/html/dom/idlharness.worker-expected.txt:
  • platform/gtk/fast/dom/navigator-detached-no-crash-expected.txt:
  • platform/gtk/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
  • platform/ios-wk2/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
  • platform/ipad/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
  • platform/mac-wk1/fast/dom/navigator-detached-no-crash-expected.txt:
  • platform/mac-wk1/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
  • platform/mac-wk2/fast/dom/navigator-detached-no-crash-expected.txt:
  • platform/mac-wk2/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
  • platform/mac/fast/dom/navigator-detached-no-crash-expected.txt:
  • platform/win/fast/dom/navigator-detached-no-crash-expected.txt:
  • platform/wincairo/fast/dom/navigator-detached-no-crash-expected.txt:
  • platform/wpe/fast/dom/navigator-detached-no-crash-expected.txt:
  • platform/wpe/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
Location:
trunk
Files:
2 added
28 edited

Legend:

Unmodified
Added
Removed

  • trunk/LayoutTests/ChangeLog

    r286546 r286550  
     12021-12-06  Tadeu Zagallo  <tzagallo@apple.com>
     2
     3        Restore navigator.hardwareConcurrency
     4        https://bugs.webkit.org/show_bug.cgi?id=233381
     5        <rdar://85023911>
     6
     7        Reviewed by Saam Barati.
     8
     9        * fast/dom/Window/resources/window-property-collector.js:
     10        (emitExpectedResult):
     11        * fast/dom/navigator-detached-no-crash-expected.txt:
     12        * fast/dom/navigator-hardwareConcurrency-expected.txt: Added.
     13        * fast/dom/navigator-hardwareConcurrency.html: Added.
     14        * fast/workers/resources/worker-navigator.js:
     15        * fast/workers/worker-navigator-expected.txt:
     16        * platform/glib/imported/w3c/web-platform-tests/html/dom/idlharness.worker-expected.txt:
     17        * platform/gtk/fast/dom/navigator-detached-no-crash-expected.txt:
     18        * platform/gtk/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
     19        * platform/ios-wk2/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
     20        * platform/ipad/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
     21        * platform/mac-wk1/fast/dom/navigator-detached-no-crash-expected.txt:
     22        * platform/mac-wk1/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
     23        * platform/mac-wk2/fast/dom/navigator-detached-no-crash-expected.txt:
     24        * platform/mac-wk2/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
     25        * platform/mac/fast/dom/navigator-detached-no-crash-expected.txt:
     26        * platform/win/fast/dom/navigator-detached-no-crash-expected.txt:
     27        * platform/wincairo/fast/dom/navigator-detached-no-crash-expected.txt:
     28        * platform/wpe/fast/dom/navigator-detached-no-crash-expected.txt:
     29        * platform/wpe/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt:
     30
    1312021-12-06  Said Abou-Hallawa  <said@apple.com>
    232

  • trunk/LayoutTests/fast/dom/Window/resources/window-property-collector.js

    r219403 r286550  
    6666    case "navigator.appCodeName":
    6767    case "navigator.appName":
     68    case "navigator.hardwareConcurrency":
    6869    case "navigator.language":
    6970    case "navigator.onLine":

  • trunk/LayoutTests/fast/dom/navigator-detached-no-crash-expected.txt

    r280467 r286550  
    1111navigator.credentials is OK
    1212navigator.getStorageUpdates() is OK
     13navigator.hardwareConcurrency is OK
    1314navigator.javaEnabled() is OK
    1415navigator.language is OK
    … …  
    3940navigator.credentials is OK
    4041navigator.getStorageUpdates() is OK
     42navigator.hardwareConcurrency is OK
    4143navigator.javaEnabled() is OK
    4244navigator.language is OK

  • trunk/LayoutTests/fast/workers/resources/worker-navigator.js

    r219403 r286550  
    1212worker.postMessage("eval typeof navigator");
    1313worker.postMessage("eval navigator");
     14
     15// NavigatorConcurrentHardware
     16worker.postMessage("eval navigator.hardwareConcurrency >= 1 && navigator.hardwareConcurrency <= 8");
    1417
    1518// NavigatorID

  • trunk/LayoutTests/fast/workers/worker-navigator-expected.txt

    r219403 r286550  
    33typeof navigator: object
    44navigator: [object WorkerNavigator]
     5navigator.hardwareConcurrency >= 1 && navigator.hardwareConcurrency <= 8: true
    56navigator.appCodeName === 'Mozilla': true
    67navigator.appName === 'Netscape': true

  • trunk/LayoutTests/imported/w3c/ChangeLog

    r286490 r286550  
     12021-12-06  Tadeu Zagallo  <tzagallo@apple.com>
     2
     3        Restore navigator.hardwareConcurrency
     4        https://bugs.webkit.org/show_bug.cgi?id=233381
     5        <rdar://85023911>
     6
     7        Reviewed by Saam Barati.
     8
     9        * web-platform-tests/html/dom/idlharness.https-expected.txt:
     10        * web-platform-tests/html/dom/idlharness.worker-expected.txt:
     11        * web-platform-tests/workers/WorkerNavigator-hardware-concurrency.any.worker-expected.txt:
     12
    1132021-12-03  Sergio Villar Senin  <svillar@igalia.com>
    214

  • trunk/LayoutTests/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt

    r285478 r286550  
    46184618PASS Navigator interface: attribute mimeTypes
    46194619PASS Navigator interface: operation javaEnabled()
    4620 FAIL Navigator interface: attribute hardwareConcurrency assert_true: The prototype object must have a property "hardwareConcurrency" expected true got false
     4620PASS Navigator interface: attribute hardwareConcurrency
    46214621PASS Navigator must be primary interface of window.navigator
    46224622PASS Stringification of window.navigator
    … …  
    46434643PASS Navigator interface: window.navigator must inherit property "mimeTypes" with the proper type
    46444644PASS Navigator interface: window.navigator must inherit property "javaEnabled()" with the proper type
    4645 FAIL Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type assert_inherits: property "hardwareConcurrency" not found in prototype chain
     4645PASS Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type
    46464646PASS PluginArray interface: existence and properties of interface object
    46474647PASS PluginArray interface object length

  • trunk/LayoutTests/imported/w3c/web-platform-tests/html/dom/idlharness.worker-expected.txt

    r285346 r286550  
    762762PASS WorkerNavigator interface: attribute languages
    763763PASS WorkerNavigator interface: attribute onLine
    764 FAIL WorkerNavigator interface: attribute hardwareConcurrency assert_true: The prototype object must have a property "hardwareConcurrency" expected true got false
     764PASS WorkerNavigator interface: attribute hardwareConcurrency
    765765PASS WorkerNavigator must be primary interface of self.navigator
    766766PASS Stringification of self.navigator
    … …  
    779779PASS WorkerNavigator interface: self.navigator must inherit property "languages" with the proper type
    780780PASS WorkerNavigator interface: self.navigator must inherit property "onLine" with the proper type
    781 FAIL WorkerNavigator interface: self.navigator must inherit property "hardwareConcurrency" with the proper type assert_inherits: property "hardwareConcurrency" not found in prototype chain
     781PASS WorkerNavigator interface: self.navigator must inherit property "hardwareConcurrency" with the proper type
    782782PASS WorkerLocation interface: existence and properties of interface object
    783783PASS WorkerLocation interface object length

  • trunk/LayoutTests/imported/w3c/web-platform-tests/workers/WorkerNavigator-hardware-concurrency.any.worker-expected.txt

    r253453 r286550  
    11
    2 FAIL Test worker navigator hardware concurrency. assert_true: expected true got false
     2PASS Test worker navigator hardware concurrency.
    33

  • trunk/LayoutTests/platform/glib/imported/w3c/web-platform-tests/html/dom/idlharness.worker-expected.txt

    r285708 r286550  
    762762PASS WorkerNavigator interface: attribute languages
    763763PASS WorkerNavigator interface: attribute onLine
    764 FAIL WorkerNavigator interface: attribute hardwareConcurrency assert_true: The prototype object must have a property "hardwareConcurrency" expected true got false
     764PASS WorkerNavigator interface: attribute hardwareConcurrency
    765765PASS WorkerNavigator must be primary interface of self.navigator
    766766PASS Stringification of self.navigator
    … …  
    779779PASS WorkerNavigator interface: self.navigator must inherit property "languages" with the proper type
    780780PASS WorkerNavigator interface: self.navigator must inherit property "onLine" with the proper type
    781 FAIL WorkerNavigator interface: self.navigator must inherit property "hardwareConcurrency" with the proper type assert_inherits: property "hardwareConcurrency" not found in prototype chain
     781PASS WorkerNavigator interface: self.navigator must inherit property "hardwareConcurrency" with the proper type
    782782PASS WorkerLocation interface: existence and properties of interface object
    783783PASS WorkerLocation interface object length

  • trunk/LayoutTests/platform/gtk/fast/dom/navigator-detached-no-crash-expected.txt

    r285253 r286550  
    88navigator.cookieEnabled is OK
    99navigator.getStorageUpdates() is OK
     10navigator.hardwareConcurrency is OK
    1011navigator.javaEnabled() is OK
    1112navigator.language is OK
    … …  
    3738navigator.cookieEnabled is OK
    3839navigator.getStorageUpdates() is OK
     40navigator.hardwareConcurrency is OK
    3941navigator.javaEnabled() is OK
    4042navigator.language is OK

  • trunk/LayoutTests/platform/gtk/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt

    r285708 r286550  
    48404840PASS Navigator interface: operation javaEnabled()
    48414841FAIL Navigator interface: attribute pdfViewerEnabled assert_true: The prototype object must have a property "pdfViewerEnabled" expected true got false
    4842 FAIL Navigator interface: attribute hardwareConcurrency assert_true: The prototype object must have a property "hardwareConcurrency" expected true got false
     4842PASS Navigator interface: attribute hardwareConcurrency
    48434843PASS Navigator must be primary interface of window.navigator
    48444844PASS Stringification of window.navigator
    … …  
    48664866PASS Navigator interface: window.navigator must inherit property "javaEnabled()" with the proper type
    48674867FAIL Navigator interface: window.navigator must inherit property "pdfViewerEnabled" with the proper type assert_inherits: property "pdfViewerEnabled" not found in prototype chain
    4868 FAIL Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type assert_inherits: property "hardwareConcurrency" not found in prototype chain
     4868PASS Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type
    48694869PASS PluginArray interface: existence and properties of interface object
    48704870PASS PluginArray interface object length

  • trunk/LayoutTests/platform/ios-wk2/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt

    r285478 r286550  
    47964796PASS Navigator interface: attribute mimeTypes
    47974797PASS Navigator interface: operation javaEnabled()
    4798 FAIL Navigator interface: attribute hardwareConcurrency assert_true: The prototype object must have a property "hardwareConcurrency" expected true got false
     4798PASS Navigator interface: attribute hardwareConcurrency
    47994799PASS Navigator must be primary interface of window.navigator
    48004800PASS Stringification of window.navigator
    … …  
    48214821PASS Navigator interface: window.navigator must inherit property "mimeTypes" with the proper type
    48224822PASS Navigator interface: window.navigator must inherit property "javaEnabled()" with the proper type
    4823 FAIL Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type assert_inherits: property "hardwareConcurrency" not found in prototype chain
     4823PASS Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type
    48244824PASS ImageBitmap interface: existence and properties of interface object
    48254825PASS ImageBitmap interface object length

  • trunk/LayoutTests/platform/ipad/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt

    r285478 r286550  
    48064806PASS Navigator interface: attribute mimeTypes
    48074807PASS Navigator interface: operation javaEnabled()
    4808 FAIL Navigator interface: attribute hardwareConcurrency assert_true: The prototype object must have a property "hardwareConcurrency" expected true got false
     4808PASS Navigator interface: attribute hardwareConcurrency
    48094809PASS Navigator must be primary interface of window.navigator
    48104810PASS Stringification of window.navigator
    … …  
    48314831PASS Navigator interface: window.navigator must inherit property "mimeTypes" with the proper type
    48324832PASS Navigator interface: window.navigator must inherit property "javaEnabled()" with the proper type
    4833 FAIL Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type assert_inherits: property "hardwareConcurrency" not found in prototype chain
     4833PASS Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type
    48344834PASS ImageBitmap interface: existence and properties of interface object
    48354835PASS ImageBitmap interface object length

  • trunk/LayoutTests/platform/mac-wk1/fast/dom/navigator-detached-no-crash-expected.txt

    r285012 r286550  
    66navigator.cookieEnabled is OK
    77navigator.getStorageUpdates() is OK
     8navigator.hardwareConcurrency is OK
    89navigator.javaEnabled() is OK
    910navigator.language is OK
    … …  
    3233navigator.cookieEnabled is OK
    3334navigator.getStorageUpdates() is OK
     35navigator.hardwareConcurrency is OK
    3436navigator.javaEnabled() is OK
    3537navigator.language is OK

  • trunk/LayoutTests/platform/mac-wk1/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt

    r285478 r286550  
    48404840PASS Navigator interface: operation javaEnabled()
    48414841FAIL Navigator interface: attribute pdfViewerEnabled assert_true: The prototype object must have a property "pdfViewerEnabled" expected true got false
    4842 FAIL Navigator interface: attribute hardwareConcurrency assert_true: The prototype object must have a property "hardwareConcurrency" expected true got false
     4842PASS Navigator interface: attribute hardwareConcurrency
    48434843PASS Navigator must be primary interface of window.navigator
    48444844PASS Stringification of window.navigator
    … …  
    48664866PASS Navigator interface: window.navigator must inherit property "javaEnabled()" with the proper type
    48674867FAIL Navigator interface: window.navigator must inherit property "pdfViewerEnabled" with the proper type assert_inherits: property "pdfViewerEnabled" not found in prototype chain
    4868 FAIL Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type assert_inherits: property "hardwareConcurrency" not found in prototype chain
     4868PASS Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type
    48694869PASS PluginArray interface: existence and properties of interface object
    48704870PASS PluginArray interface object length

  • trunk/LayoutTests/platform/mac-wk2/fast/dom/navigator-detached-no-crash-expected.txt

    r285012 r286550  
    1010navigator.credentials is OK
    1111navigator.getStorageUpdates() is OK
     12navigator.hardwareConcurrency is OK
    1213navigator.isLoggedIn() is OK
    1314navigator.javaEnabled() is OK
    … …  
    4647navigator.credentials is OK
    4748navigator.getStorageUpdates() is OK
     49navigator.hardwareConcurrency is OK
    4850navigator.isLoggedIn() is OK
    4951navigator.javaEnabled() is OK

  • trunk/LayoutTests/platform/mac-wk2/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt

    r285478 r286550  
    48064806PASS Navigator interface: attribute mimeTypes
    48074807PASS Navigator interface: operation javaEnabled()
    4808 FAIL Navigator interface: attribute hardwareConcurrency assert_true: The prototype object must have a property "hardwareConcurrency" expected true got false
     4808PASS Navigator interface: attribute hardwareConcurrency
    48094809PASS Navigator must be primary interface of window.navigator
    48104810PASS Stringification of window.navigator
    … …  
    48314831PASS Navigator interface: window.navigator must inherit property "mimeTypes" with the proper type
    48324832PASS Navigator interface: window.navigator must inherit property "javaEnabled()" with the proper type
    4833 FAIL Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type assert_inherits: property "hardwareConcurrency" not found in prototype chain
     4833PASS Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type
    48344834PASS ImageBitmap interface: existence and properties of interface object
    48354835PASS ImageBitmap interface object length

  • trunk/LayoutTests/platform/mac/fast/dom/navigator-detached-no-crash-expected.txt

    r277468 r286550  
    1010navigator.credentials is OK
    1111navigator.getStorageUpdates() is OK
     12navigator.hardwareConcurrency is OK
    1213navigator.javaEnabled() is OK
    1314navigator.language is OK
    … …  
    3637navigator.credentials is OK
    3738navigator.getStorageUpdates() is OK
     39navigator.hardwareConcurrency is OK
    3840navigator.javaEnabled() is OK
    3941navigator.language is OK

  • trunk/LayoutTests/platform/win/fast/dom/navigator-detached-no-crash-expected.txt

    r267988 r286550  
    1010navigator.credentials is OK
    1111navigator.getStorageUpdates() is OK
     12navigator.hardwareConcurrency is OK
    1213navigator.javaEnabled() is OK
    1314navigator.language is OK
    … …  
    3233navigator.credentials is OK
    3334navigator.getStorageUpdates() is OK
     35navigator.hardwareConcurrency is OK
    3436navigator.javaEnabled() is OK
    3537navigator.language is OK

  • trunk/LayoutTests/platform/wincairo/fast/dom/navigator-detached-no-crash-expected.txt

    r267988 r286550  
    88navigator.cookieEnabled is OK
    99navigator.getStorageUpdates() is OK
     10navigator.hardwareConcurrency is OK
    1011navigator.javaEnabled() is OK
    1112navigator.language is OK
    … …  
    2829navigator.cookieEnabled is OK
    2930navigator.getStorageUpdates() is OK
     31navigator.hardwareConcurrency is OK
    3032navigator.javaEnabled() is OK
    3133navigator.language is OK

  • trunk/LayoutTests/platform/wpe/fast/dom/navigator-detached-no-crash-expected.txt

    r285253 r286550  
    88navigator.cookieEnabled is OK
    99navigator.getStorageUpdates() is OK
     10navigator.hardwareConcurrency is OK
    1011navigator.javaEnabled() is OK
    1112navigator.language is OK
    … …  
    3839navigator.cookieEnabled is OK
    3940navigator.getStorageUpdates() is OK
     41navigator.hardwareConcurrency is OK
    4042navigator.javaEnabled() is OK
    4143navigator.language is OK

  • trunk/LayoutTests/platform/wpe/imported/w3c/web-platform-tests/html/dom/idlharness.https-expected.txt

    r285708 r286550  
    48404840PASS Navigator interface: operation javaEnabled()
    48414841FAIL Navigator interface: attribute pdfViewerEnabled assert_true: The prototype object must have a property "pdfViewerEnabled" expected true got false
    4842 FAIL Navigator interface: attribute hardwareConcurrency assert_true: The prototype object must have a property "hardwareConcurrency" expected true got false
     4842PASS Navigator interface: attribute hardwareConcurrency
    48434843PASS Navigator must be primary interface of window.navigator
    48444844PASS Stringification of window.navigator
    … …  
    48664866PASS Navigator interface: window.navigator must inherit property "javaEnabled()" with the proper type
    48674867FAIL Navigator interface: window.navigator must inherit property "pdfViewerEnabled" with the proper type assert_inherits: property "pdfViewerEnabled" not found in prototype chain
    4868 FAIL Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type assert_inherits: property "hardwareConcurrency" not found in prototype chain
     4868PASS Navigator interface: window.navigator must inherit property "hardwareConcurrency" with the proper type
    48694869PASS PluginArray interface: existence and properties of interface object
    48704870PASS PluginArray interface object length

  • trunk/Source/WebCore/ChangeLog

    r286546 r286550  
     12021-12-06  Tadeu Zagallo  <tzagallo@apple.com>
     2
     3        Restore navigator.hardwareConcurrency
     4        https://bugs.webkit.org/show_bug.cgi?id=233381
     5        <rdar://85023911>
     6
     7        Reviewed by Saam Barati.
     8
     9        Navigator.hardwareConcurrency was removed in r219379, but it is now used
     10        by emscripten to implement std::thread::hardware_concurrency()
     11
     12        Test: fast/dom/navigator-hardwareConcurrency.html
     13
     14        * page/Navigator.idl:
     15        * page/NavigatorBase.cpp:
     16        (WebCore::NavigatorBase::hardwareConcurrency):
     17        * page/NavigatorBase.h:
     18        * page/WorkerNavigator.idl:
     19
    1202021-12-06  Said Abou-Hallawa  <said@apple.com>
    221        [GPU Process] (REGRESSION r285597): Set the filterRegion of the CSSFilter after it is created

  • trunk/Source/WebCore/page/Navigator.idl

    r285376 r286550  
    2626    [Conditional=NAVIGATOR_STANDALONE] readonly attribute boolean standalone;
    2727
     28    readonly attribute unsigned long long hardwareConcurrency;
     29
    2830    // Non-standard.
    2931    // FIXME: Remove this. WebKit is the only engine that still has this.

  • trunk/Source/WebCore/page/NavigatorBase.cpp

    r286284 r286550  
    176176#endif
    177177
     178int NavigatorBase::hardwareConcurrency()
     179{
     180    static int numberOfCores;
     181
     182    static std::once_flag once;
     183    std::call_once(once, [] {
     184        // Enforce a maximum for the number of cores reported to mitigate
     185        // fingerprinting for the minority of machines with large numbers of cores.
     186        // If machines with more than 8 cores become commonplace, we should bump this number.
     187        // see https://bugs.webkit.org/show_bug.cgi?id=132588 for the
     188        // rationale behind this decision.
     189        if (WTF::numberOfProcessorCores() < 8)
     190            numberOfCores = 4;
     191        else
     192            numberOfCores = 8;
     193    });
     194
     195    return numberOfCores;
     196}
     197
    178198} // namespace WebCore

  • trunk/Source/WebCore/page/NavigatorBase.h

    r286459 r286550  
    6565    WebLockManager& locks();
    6666
     67    static int hardwareConcurrency();
     68
    6769protected:
    6870    explicit NavigatorBase(ScriptExecutionContext*);

  • trunk/Source/WebCore/page/WorkerNavigator.idl

    r285376 r286550  
    3232    JSCustomMarkFunction,
    3333] interface WorkerNavigator {
     34    readonly attribute unsigned long long hardwareConcurrency;
    3435};
    3536
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