test: add missing parameter

Add the missing required parameter to the function.  This permits tests to get a
bit further before failing.

llvm-svn: 269626
diff --git a/lldb/packages/Python/lldbsuite/test/dotest.py b/lldb/packages/Python/lldbsuite/test/dotest.py
index 4a38cda..6c35d81 100644
--- a/lldb/packages/Python/lldbsuite/test/dotest.py
+++ b/lldb/packages/Python/lldbsuite/test/dotest.py
@@ -638,7 +638,7 @@
         if not lldbPythonDir:
             if platform.system() == "Darwin":
                 python_resource_dir = ['LLDB.framework', 'Resources', 'Python']
-                outputPaths = getXcodeOutputPaths()
+                outputPaths = getXcodeOutputPaths(lldbRootDirectory)
                 for outputPath in outputPaths:
                     candidatePath = os.path.join(outputPath, python_resource_dir)
                     if os.path.isfile(os.path.join(candidatePath, init_in_python_dir)):