Do not run useless test variants for test-parsing/ParserSync.

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/34733002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@17314 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

test/cctest/cctest.status

@@ -55,6 +55,11 @@
 
   # Boot up memory use is bloated in debug mode.
   'test-mark-compact/BootUpMemoryUse': [PASS, PASS, ['mode == debug', FAIL]],
+
+  # This tests only that the preparser and parser agree, so there is no point in
+  # running several variants. Note that this still takes ages, because there
+  # are actually 13 * 38 * 5 * 128 = 316160 individual tests hidden here.
+  'test-parsing/ParserSync': [PASS, NO_VARIANTS],
 }],  # ALWAYS
 
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