Fix git branch parsing.

tests/git_common_test.py

Index: tests/git_common_test.py
diff --git a/tests/git_common_test.py b/tests/git_common_test.py
index 5ba00b25791c52246f78fdf0751ffcf2c3c1c1d7..5c6febe0d02b897adbd06e2b898bc17587225661 100755
--- a/tests/git_common_test.py
+++ b/tests/git_common_test.py
@@ -230,7 +230,6 @@ class GitReadOnlyFunctionsTest(git_test_utils.GitRepoReadOnlyTestBase,
     self.repo.git('checkout', 'branch_D')
     self.assertEqual(self.repo.run(self.gc.current_branch), 'branch_D')
 
-  @unittest.skip('broken by git 2.4')
   def testBranches(self):
     # This check fails with git 2.4 (see crbug.com/487172)
     self.assertEqual(self.repo.run(set, self.gc.branches()),
@@ -448,7 +447,6 @@ class GitMutableStructuredTest(git_test_utils.GitRepoReadWriteTestBase,
     self.repo.git('branch', '--set-upstream-to', 'root_A', 'branch_G')
     self.repo.git('branch', '--set-upstream-to', 'root_X', 'root_A')
 
-  @unittest.skip('broken by git 2.4')
   def testTooManyBranches(self):
     for i in xrange(30):
       self.repo.git('branch', 'a'*i)
@@ -535,7 +533,6 @@ class GitMutableStructuredTest(git_test_utils.GitRepoReadWriteTestBase,
     self.assertIsNone(
       self.repo.run(self.gc.get_or_create_merge_base, 'branch_DOG'))
 
-  @unittest.skip('broken by git 2.4')
   def testGetBranchTree(self):
     skipped, tree = self.repo.run(self.gc.get_branch_tree)
     # This check fails with git 2.4 (see crbug.com/487172)
@@ -731,6 +728,4 @@ class GitFreezeThaw(git_test_utils.GitRepoReadWriteTestBase):
 
 if __name__ == '__main__':
   sys.exit(coverage_utils.covered_main(
-    os.path.join(DEPOT_TOOLS_ROOT, 'git_common.py'),
-    required_percentage=88.0
-  ))
+    os.path.join(DEPOT_TOOLS_ROOT, 'git_common.py')))