Revert "Re-re-land gclient deletion of mismatching checkouts again"

tests/scm_unittest.py

Index: tests/scm_unittest.py
diff --git a/tests/scm_unittest.py b/tests/scm_unittest.py
index 2a1de53318e6c8ffa9e20dca21de70786bc8f38a..ff03c03e1b934ddd338d7e86ce1ce3acca62b8d6 100755
--- a/tests/scm_unittest.py
+++ b/tests/scm_unittest.py
@@ -169,18 +169,6 @@ class RealGitSvnTest(fake_repos.FakeReposTestBase):
     self._capture(['reset', '--hard', 'HEAD^'])
     self.assertEquals(scm.GIT.GetGitSvnHeadRev(cwd=self.clone_dir), 1)
 
-  def testIsGitSvn(self):
-    if not self.enabled:
-      return
-    # Git-svn
-    self.assertTrue(scm.GIT.IsGitSvn(self.clone_dir))
-    # Pure git
-    git_dir = scm.os.path.join(self.FAKE_REPOS.git_root, 'repo_1')
-    self.assertFalse(scm.GIT.IsGitSvn(git_dir))
-    # Pure svn
-    svn_dir = scm.os.path.join(self.FAKE_REPOS.svn_checkout, 'trunk')
-    self.assertFalse(scm.GIT.IsGitSvn(svn_dir))
-
   def testParseGitSvnSha1(self):
     test_sha1 = 'a5c63ce8671922e5c59c0dea49ef4f9d4a3020c9'
     expected_output = test_sha1 + '\n'