[PATCH] Add remote testing support to the lit config.

[Jonathan Roelofs]

================
Comment at: libcxx/test/config.py:608
@@ -586,2 +607,3 @@
     def configure_env(self):
-        if sys.platform == 'darwin' and not self.use_system_cxx_lib:
+        if (self.target_info.platform() == 'darwin' and
+            not self.use_system_cxx_lib):
----------------
I think this is evidence that I need to rebase the patch. The target_info stuff already went in.

================
Comment at: libcxx/test/tracing.py:6
@@ +5,3 @@
+def trace_function(function, log_calls, log_results, label=''):
+    label = label + '_' + str(os.getpid())
+    def wrapper(*args, **kwargs):
----------------
delete this line.

http://reviews.llvm.org/D7380

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