ExtractableUsage  776 Source/bindings/v8/SerializedScriptValue.cpp             value |= ExtractableUsage;
ExtractableUsage 2398 Source/bindings/v8/SerializedScriptValue.cpp         const uint32_t allPossibleUsages = ExtractableUsage | EncryptUsage | DecryptUsage | SignUsage | VerifyUsage | DeriveKeyUsage | WrapKeyUsage | UnwrapKeyUsage;
ExtractableUsage 2410 Source/bindings/v8/SerializedScriptValue.cpp         extractable = rawUsages & ExtractableUsage;