Add expectedFailure decorator for test_help_image_dump_symtab_should_not_crash(). Possibly due to http://llvm.org/viewvc/llvm-project?rev=120484&view=rev.
Add expectedFailure decorator for test_help_image_dump_symtab_should_not_crash().
Possibly due to http://llvm.org/viewvc/llvm-project?rev=120484&view=rev.


git-svn-id: b33bab8abb5b18c12ee100cd7761ab452d00b2b0@120503 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-lldb,apple/swift-lldb,apple/swift-lldb,llvm-mirror/lldb,apple/swift-lldb,apple/swift-lldb,apple/swift-lldb,llvm-mirror/lldb,llvm-mirror/lldb,llvm-mirror/lldb,llvm-mirror/lldb