Disable nonstandard interfaces via prefs.

tests/wpt/mozilla/meta/mozilla/preferences.html.ini

@@ -1,3 +1,3 @@
 [preferences.html]
   type: testharness
-  prefs: [dom.testbinding.preference_value.falsy:false, dom.testbinding.preference_value.truthy:true, dom.testbinding.preference_value.string_empty:, dom.testbinding.preference_value.string_test:test, dom.testbinding.preference_value.space_string_test:test1 test2, dom.testbinding.preference_value.quote_string_test:"test1 test2"]
+  prefs: [dom.testbinding.enabled:true, dom.testbinding.preference_value.falsy:false, dom.testbinding.preference_value.truthy:true, dom.testbinding.preference_value.string_empty:, dom.testbinding.preference_value.string_test:test, dom.testbinding.preference_value.space_string_test:test1 test2, dom.testbinding.preference_value.quote_string_test:"test1 test2"]

tests/wpt/mozilla/meta/mozilla/sequence-hole.html.ini

@@ -0,0 +1,3 @@
+[sequence-hole.html]
+  type: testharness
+  prefs: [dom.testbinding.enabled:true]

tests/wpt/mozilla/meta/mozilla/variadic-interface.html.ini

@@ -0,0 +1,3 @@
+[variadic-interface.html]
+  type: testharness
+  prefs: [dom.testbinding.enabled:true]

tests/wpt/mozilla/meta/mozilla/weakref.html.ini

@@ -0,0 +1,3 @@
+[weakref.html]
+  type: testharness
+  prefs: [dom.testbinding.enabled:true]

tests/wpt/mozilla/tests/mozilla/interfaces.html

@@ -74,15 +74,6 @@ var ecmaGlobals = [
 var interfaceNamesInGlobalScope = [
   "Attr",
   "Blob",
-  "Bluetooth",
-  "BluetoothAdvertisingData",
-  "BluetoothCharacteristicProperties",
-  "BluetoothDevice",
-  "BluetoothRemoteGATTCharacteristic",
-  "BluetoothRemoteGATTDescriptor",
-  "BluetoothRemoteGATTServer",
-  "BluetoothRemoteGATTService",
-  "BluetoothUUID",
   "CanvasGradient",
   "CanvasRenderingContext2D",
   "CanvasPattern",
@@ -215,8 +206,6 @@ var interfaceNamesInGlobalScope = [
   "StorageEvent",
   "StyleSheet",
   "StyleSheetList",
-  "TestBinding", // XXX
-  "TestBindingProxy", // XXX
   "Text",
   "TextDecoder",
   "TextEncoder",