Fixing crash bug in TokenStreamRewriter #1030

Job	Run time
cpp-lib-build (macos-11, clang, ON)	9m 6s
build (macos-11, tool)	1s
cpp-lib-build (macos-11, clang, OFF)	9m 42s
build (macos-11, cpp)	15m 41s
cpp-lib-build (macos-11, gcc, ON)	7m 45s
build (macos-11, csharp)	5m 2s
build (macos-11, dart)	5m 3s
cpp-lib-build (macos-11, gcc, OFF)	7m 49s
build (macos-11, go)	3m 20s
build (macos-11, java)	2m 3s
build (macos-11, javascript)	1s
build (macos-11, typescript)	1s
cpp-lib-build (ubuntu-20.04, clang, ON)	3m 19s
build (macos-11, php)	1s
cpp-lib-build (ubuntu-20.04, clang, OFF)	3m 26s
build (macos-11, python3)	1s
cpp-lib-build (ubuntu-20.04, gcc, ON)	4m 38s
build (ubuntu-20.04, tool)	57s
cpp-lib-build (ubuntu-20.04, gcc, OFF)	4m 40s
build (ubuntu-20.04, cpp)	15m 21s
cpp-lib-build (windows-2022, clang, ON)	4m 54s
build (ubuntu-20.04, csharp)	5m 8s
cpp-lib-build (windows-2022, clang, OFF)	5m 21s
build (ubuntu-20.04, dart)	3m 31s
cpp-lib-build (windows-2022, cl)	4m 14s
build (ubuntu-20.04, go)	2m 20s
build (ubuntu-20.04, java)	1m 5s
build (ubuntu-20.04, javascript)	1m 25s
build (ubuntu-20.04, typescript)	9m 46s
build (ubuntu-20.04, php)	1m 20s
build (ubuntu-20.04, python3)	1m 8s
build (windows-2022, tool)	1m 31s
build (windows-2022, cpp)	12m 4s
build (windows-2022, csharp)	6m 20s
build (windows-2022, dart)	4m 3s
build (windows-2022, go)	4m 26s
build (windows-2022, java)	1m 42s
build (windows-2022, javascript)	2m 18s
build (windows-2022, typescript)	8m 24s
build (windows-2022, php)	2m 8s
build (windows-2022, python3)	2m 27s
	3h 3m 32s

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