RFR: 7903402: jdis: tool writes incorrect StackMapTable if the first same_frame has type 0 [v3]

[Leonid Kuskov]

> This is the fix for [https://bugs.openjdk.org/browse/CODETOOLS-7903402](https://bugs.openjdk.org/browse/CODETOOLS-7903402)<br>

Leonid Kuskov has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains six additional commits since the last revision:

 - Merge branch 'at8' into at8
 - 7902888: Excess entries in BootstrapMethods with the same bsm, bsmKind, bsmArgs
 - 7903402: jdis: tool writes incorrect StackMapTable if the first same_frame has type 0
 - 7903401: jtreg fails if set of jdk tests process jasm,jdis files with defects
 - Merge branch 'openjdk:at8' into at8
 - 7902888: Excess entries in BootstrapMethods with the same bsm, bsmKind, bsmArgs

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Changes:
  - all: https://git.openjdk.org/asmtools/pull/51/files
  - new: https://git.openjdk.org/asmtools/pull/51/files/3e293748..cc768d7a

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=asmtools&pr=51&range=02
 - incr: https://webrevs.openjdk.org/?repo=asmtools&pr=51&range=01-02

  Stats: 44 lines in 2 files changed: 0 ins; 44 del; 0 mod
  Patch: https://git.openjdk.org/asmtools/pull/51.diff
  Fetch: git fetch https://git.openjdk.org/asmtools pull/51/head:pull/51

PR: https://git.openjdk.org/asmtools/pull/51