abidiff: Document and refresh tests.

Following on from giving some test file more descriptive names, this
patch actually documents in brief the purpose of these recently added
tests.

It also improves the coverage of the test-leaf-cxx-members test to
include deletion and insertion report text as well.

	* tests/data/test-abidiff-exit/test-leaf-cxx-members-v1.cc:
	Comment test. Reorder members of ops to get better coverage.
	* tests/data/test-abidiff-exit/test-leaf-fun-type-v1.cc:
	Comment test.
	* tests/data/test-abidiff-exit/test-leaf-more-v1.cc: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-peeling-v1.cc:
	Comment test. Update comment on ops2.
	* tests/data/test-abidiff-exit/test-leaf-redundant-v1.c:
	Comment test.
	* tests/data/test-abidiff-exit/test-leaf-stats-v1.cc: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-cxx-members-report.txt:
	Update locations. Update report to reflect deletion,
	insertion and changed members (was previously changed only).:
	* tests/data/test-abidiff-exit/test-leaf-peeling-report.txt:
	Update locations.
	* tests/data/test-abidiff-exit/test-leaf-redundant-report.txt:
	Ditto.:
	* tests/data/test-abidiff-exit/test-leaf-cxx-members-v0.cc:
	Added one line comment referring to -v1 source file.
	* tests/data/test-abidiff-exit/test-leaf-fun-type-v0.cc: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-more-v0.cc: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-peeling-v0.cc: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-redundant-v0.c: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-stats-v0.cc: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-cxx-members-v0.o: Recompiled.
	* tests/data/test-abidiff-exit/test-leaf-cxx-members-v1.o: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-fun-type-v0.o: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-fun-type-v1.o: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-more-v0.o: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-more-v1.o: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-peeling-v0.o: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-peeling-v1.o: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-redundant-v0.o: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-redundant-v1.o: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-stats-v0.o: Ditto.
	* tests/data/test-abidiff-exit/test-leaf-stats-v1.o: Ditto.

Signed-off-by: Giuliano Procida <gprocida@google.com>
27 files changed