Add performance test skeleton.

test/perf-tests/testcfg.py

Index: test/perf-tests/testcfg.py
diff --git a/test/heap-unittests/testcfg.py b/test/perf-tests/testcfg.py
similarity index 89%
copy from test/heap-unittests/testcfg.py
copy to test/perf-tests/testcfg.py
index ffa4b59de5bf792decbdb2fd5178486b26e28614..a30bf5188a95ee6d0e88d4471951651a99d9f264 100644
--- a/test/heap-unittests/testcfg.py
+++ b/test/perf-tests/testcfg.py
@@ -11,9 +11,9 @@ from testrunner.local import utils
 from testrunner.objects import testcase
 
 
-class HeapUnitTestsSuite(testsuite.TestSuite):
+class PerfTestsSuite(testsuite.TestSuite):
   def __init__(self, name, root):
-    super(HeapUnitTestsSuite, self).__init__(name, root)
+    super(PerfTestsSuite, self).__init__(name, root)
 
   def ListTests(self, context):
     shell = os.path.abspath(os.path.join(context.shell_dir, self.shell()))
@@ -45,8 +45,8 @@ class HeapUnitTestsSuite(testsuite.TestSuite):
             context.mode_flags)
 
   def shell(self):
-    return "heap-unittests"
+    return "perf-tests"
 
 
 def GetSuite(name, root):
-  return HeapUnitTestsSuite(name, root)
+  return PerfTestsSuite(name, root)