Disable v8 benchmark run from standard test.py runs.

Let's add it as a separate test run on the buildbots.

TBR=ricow@chromium.org

Review URL: http://codereview.chromium.org/6667039

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@7199 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

tools/test.py

@@ -1301,7 +1301,7 @@ def GetSpecialCommandProcessor(value):
     return ExpandCommand
 
 
-BUILT_IN_TESTS = ['benchmarks', 'mjsunit', 'cctest', 'message']
+BUILT_IN_TESTS = ['mjsunit', 'cctest', 'message']
 
 
 def GetSuites(test_root):