Gets the size of the data of types types in a #WebKitWebsiteData.
Note that currently the data size is only known for webkit.types.WebsiteDataTypes.DiskCache data type so for all other types 0 will be returned.
a bitmask of #WebKitWebsiteDataTypes
the size of website_data for the given types.
Gets the size of the data of types types in a #WebKitWebsiteData.
Note that currently the data size is only known for webkit.types.WebsiteDataTypes.DiskCache data type so for all other types 0 will be returned.