[libFuzzer] remove experimental flag and functionality

llvm-svn: 249194
diff --git a/llvm/lib/Fuzzer/test/fuzzer.test b/llvm/lib/Fuzzer/test/fuzzer.test
index 046c377..9bd3c71 100644
--- a/llvm/lib/Fuzzer/test/fuzzer.test
+++ b/llvm/lib/Fuzzer/test/fuzzer.test
@@ -17,9 +17,9 @@
 RUN: not LLVMFuzzer-NullDerefTest 2>&1 | FileCheck %s --check-prefix=NullDerefTest
 NullDerefTest: Test unit written to crash-
 
-RUN: not LLVMFuzzer-FullCoverageSetTest -timeout=15 -seed=1 -mutate_depth=2 -use_full_coverage_set=1 2>&1 | FileCheck %s
+#not LLVMFuzzer-FullCoverageSetTest -timeout=15 -seed=1 -mutate_depth=2 -use_full_coverage_set=1 2>&1 | FileCheck %s
 
-RUN: not LLVMFuzzer-FourIndependentBranchesTest -timeout=15 -seed=1 -use_full_coverage_set=1 2>&1 | FileCheck %s
+#not LLVMFuzzer-FourIndependentBranchesTest -timeout=15 -seed=1 -use_traces=1 2>&1 | FileCheck %s
 
 RUN: not LLVMFuzzer-CounterTest -use_counters=1 -max_len=6 -seed=1 -timeout=15 2>&1 | FileCheck %s