[release] Remove non-hermetic tests

Those tests do real calls to rietveld. As we're moving away from this, we can skip testing it now.

BUG=chromium:701296
NOTRY=true
TBR=hablich@chromium.org

Change-Id: I44249160f7e35d4e2fac7aeb40889a825cfc5678
Reviewed-on: https://chromium-review.googlesource.com/454040Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#43774}

tools/release/script_test.py

@@ -43,7 +43,6 @@ def Main(argv):
   alltests = map(unittest.TestLoader().loadTestsFromTestCase, [
     test_scripts.ToplevelTest,
     test_scripts.ScriptTest,
-    test_scripts.SystemTest,
   ])
   unittest.TextTestRunner(verbosity=2).run(unittest.TestSuite(alltests))
   cov.stop()

tools/release/test_scripts.py

@@ -1920,31 +1920,3 @@ Cr-Commit-Position: refs/heads/4.2.71@{#1}
       },],
     }
     self.assertEquals(expected_json, json.loads(FileToText(json_output)))
-
-
-
-
-class SystemTest(unittest.TestCase):
-  def testReload(self):
-    options = ScriptsBase(
-        TEST_CONFIG, DEFAULT_SIDE_EFFECT_HANDLER, {}).MakeOptions([])
-    step = MakeStep(step_class=PrepareChangeLog, number=0, state={}, config={},
-                    options=options,
-                    side_effect_handler=DEFAULT_SIDE_EFFECT_HANDLER)
-    body = step.Reload(
-"""------------------------------------------------------------------------
-r17997 | machenbach@chromium.org | 2013-11-22 11:04:04 +0100 (...) | 6 lines
-
-Prepare push to trunk.  Now working on version 3.23.11.
-
-R=danno@chromium.org
-
-Review URL: https://codereview.chromium.org/83173002
-
-------------------------------------------------------------------------""")
-    self.assertEquals(
-"""Prepare push to trunk.  Now working on version 3.23.11.
-
-R=danno@chromium.org
-
-Committed: https://code.google.com/p/v8/source/detail?r=17997""", body)