[DebugCounters] Fix DebugCounterTest when running all SupportTests

Previously, the DebugCounterTest was failing because CommandLineTest.GetCommandLineArguments was clearing all the global singletons.

Differential Revision: https://reviews.llvm.org/D51423


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@340935 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed