Skip (more) PExpect tests under ASAN, I can't get them to work reliably.

llvm-svn: 375312

lldb/packages/Python/lldbsuite/test/iohandler/completion/TestIOHandlerCompletion.py

@@ -13,6 +13,9 @@ class IOHandlerCompletionTest(PExpectTest):
 
     mydir = TestBase.compute_mydir(__file__)
 
+    # PExpect uses many timeouts internally and doesn't play well
+    # under ASAN on a loaded machine..
+    @skipIfAsan
     def test_completion(self):
         self.launch(dimensions=(100,500))