Part 0
  ImportSet
     - pkg/compiler/test/custom_split/data/two_step/main.dart prefix: step1
     - pkg/compiler/test/custom_split/data/two_step/main.dart prefix: step2
     - pkg/compiler/test/custom_split/data/two_step/main.dart prefix: step3
  References
     - pkg/compiler/test/custom_split/data/two_step/shared.dart::@methods::step12
     - pkg/compiler/test/custom_split/data/two_step/shared.dart::@methods::step123
     - pkg/compiler/test/custom_split/data/two_step/shared.dart::@methods::step13
     - pkg/compiler/test/custom_split/data/two_step/step1.dart::@methods::step
  Constants
     - StringConstant("12")
     - StringConstant("123")
     - StringConstant("13")

Part 1
  ImportSet
     - pkg/compiler/test/custom_split/data/two_step/main.dart prefix: step2
     - pkg/compiler/test/custom_split/data/two_step/main.dart prefix: step3
  References
     - pkg/compiler/test/custom_split/data/two_step/shared.dart::@methods::step23
     - pkg/compiler/test/custom_split/data/two_step/step2.dart::@methods::step
  Constants
     - StringConstant("23")

Part 2
  ImportSet
     - pkg/compiler/test/custom_split/data/two_step/main.dart prefix: step3
  References
     - pkg/compiler/test/custom_split/data/two_step/step3.dart::@methods::step
  Constants
