2.1.122 [HTML5:2014] Section 6.6.1.1 Client identification

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V0288: The taintEnabled function is not supported

The specification states:

 6.6.1.1 Client identification
     ...
     [NoInterfaceObject]
     interface NavigatorID {
         ...
         boolean taintEnabled(); // constant false
         ...
      };

All document modes (All versions)

The taintEnabled function is not supported.

V0290: The product attribute is not supported

The specification states:

 6.6.1 The Navigator object
     ...
     [NoInterfaceObject]
     interface NavigatorID {
         ...
        readonly attribute DOMString product; // constant "Gecko"
         ...
      };

IE11 Mode, IE10 Mode, IE9 Mode, IE8 Mode, IE7 Mode, and IE5 (Quirks) Mode (All versions)

The product attribute is not supported.