Remove the last of the CHECK_IJS compiler mode
Remove the last of the CHECK_IJS compiler mode

When running our checks including type-only summaries,
we should just use the normal --checks_only mode.

jart/rules_closure,jart/rules_closure,jart/rules_closure,gramic/rules_closure,jart/rules_closure,gramic/rules_closure,bazelbuild/rules_closure,gramic/rules_closure,gramic/rules_closure,bazelbuild/rules_closure,bazelbuild/rules_closure,jart/rules_closure,bazelbuild/rules_closure