Desugar %DefaultConstructorCallSuper partially in parser.

Desugar %DefaultConstructorCallSuper partially in parser.

This desugars the loading of the super constructor function using the
%GetPrototype runtime function in the parser. The produced code remains
the same while fewer parts need to be glued together.

R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/1321343004

Cr-Commit-Position: refs/heads/master@{#30664}