Johnni Winther
8e2d140fa5
This updates the InternalVariable hierarchy to be based on a sealed base class InternalVariable with no connection to IVariable. IVariable is removed and unused properties of InternalVariable are removed. TEST=existing Change-Id: Iacfbe9ab21d1c9aab043712099cd1ee6e4cee174 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/510825 Reviewed-by: Alexander Markov <alexmarkov@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com> Reviewed-by: Chloe Stefantsova <cstefantsova@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>
Conversion to a textual format.
The text format is currently very ad-hoc and there is no conversion back, but it's a pleasant way to view the IR.