Skip ignored bases in `ClassExtensions.GetBaseProperty`.
Skip ignored bases in `ClassExtensions.GetBaseProperty`.

ddobrev/CppSharp,zillemarco/CppSharp,mono/CppSharp,mono/CppSharp,ddobrev/CppSharp,zillemarco/CppSharp,ddobrev/CppSharp,zillemarco/CppSharp,ddobrev/CppSharp,mono/CppSharp,ddobrev/CppSharp,mono/CppSharp,mono/CppSharp,mono/CppSharp,zillemarco/CppSharp,zillemarco/CppSharp