Add the c++ code part of bindings2/

sky/engine/bindings2/IDLExtendedAttributes.txt

Index: sky/engine/bindings2/IDLExtendedAttributes.txt
diff --git a/sky/engine/bindings/IDLExtendedAttributes.txt b/sky/engine/bindings2/IDLExtendedAttributes.txt
similarity index 86%
copy from sky/engine/bindings/IDLExtendedAttributes.txt
copy to sky/engine/bindings2/IDLExtendedAttributes.txt
index c3e39b4b325ce0eec905874c1f5c33427b347d85..48d5972826583fdd3729438f8d7f11dc7446301c 100644
--- a/sky/engine/bindings/IDLExtendedAttributes.txt
+++ b/sky/engine/bindings2/IDLExtendedAttributes.txt
@@ -36,25 +36,18 @@
 ActiveDOMObject
 CachedAttribute=*
 CallWith=ExecutionContext|ScriptState|ScriptArguments|ActiveWindow|FirstWindow|ThisValue
-CheckSecurity=Frame|Node|Window
-Clamp
-Conditional=*
 Constructor
 # FIXME: remove [ConstructorCallWith=Document], as can instead use
 # [ConstructorCallWith=ExecutionContext] + toDocument(executionContext)
 ConstructorCallWith=ExecutionContext|Document
-Custom=|Getter|Setter|LegacyCallAsFunction|ToV8|VisitDOMWrapper|Wrap|PropertyGetter|PropertyEnumerator|PropertyQuery
+Custom=|Getter|Setter|VisitDOMWrapper|Wrap|PropertyGetter|PropertyEnumerator|PropertyQuery
 CustomConstructor
 CustomElementCallbacks
 Default=Undefined
 DependentLifetime
-DeprecateAs=*
 DoNotCheckConstants
-DoNotCheckSecurity=|Setter
-DoNotCheckSignature
 EnforceRange
 EventConstructor
-ExposeJSAccessors
 Exposed=*
 Global=|*
 Immutable
@@ -62,8 +55,6 @@ ImplementedAs=*
 InitializedByEventConstructor
 Iterable
 LegacyTreatAsPartialInterface
-LogPreviousValue
-MeasureAs=*
 NamedConstructor=*
 NoImplHeader
 NoInterfaceObject
@@ -71,8 +62,6 @@ NotEnumerable
 NotScriptWrappable
 OverrideBuiltins
 PartialInterfaceImplementedAs=*
-PerWorldBindings
-PrimaryGlobal=|*
 PutForwards=*
 RaisesException=|Getter|Setter|Constructor
 Reflect=|*
@@ -81,9 +70,6 @@ ReflectInvalid=*
 ReflectMissing=*
 ReflectOnly=*
 Replaceable
-# Valid values for [RuntimeEnabled] are the Runtime Enabled Features, listed in
-# engine/core/page/RuntimeEnabledFeatures.in
-RuntimeEnabled=*
 SetWrapperReferenceFrom=*
 SetWrapperReferenceTo=*
 SetterCallWith=ExecutionContext|ScriptArguments|ActiveWindow|FirstWindow
@@ -93,4 +79,3 @@ TreatReturnedNullStringAs=Null|Undefined
 TreatUndefinedAs=NullString
 TypeChecking=Interface|Unrestricted
 URL
-Unforgeable