Skip tracking status in map-branches when -v flag is not supplied.

tests/git_common_test.py

 #!/usr/bin/env python
 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Unit tests for git_common.py"""
 
 import binascii
 import collections
 import os
@@ skipping 354 matching lines @@
     self.assertEquals(self.repo.run(self.gc.upstream, 'bobly'), None)
     self.assertEquals(self.repo.run(self.gc.upstream, 'master'), None)
     self.repo.git('checkout', '-tb', 'happybranch', 'master')
     self.assertEquals(self.repo.run(self.gc.upstream, 'happybranch'),
                       'master')
 
   def testNormalizedVersion(self):
     self.assertTrue(all(
         isinstance(x, int) for x in self.repo.run(self.gc.get_git_version)))
 
-  def testGetAllTrackingInfo(self):
+  def testGetBranchesInfo(self):
     self.repo.git('commit', '--allow-empty', '-am', 'foooooo')
     self.repo.git('checkout', '-tb', 'happybranch', 'master')
     self.repo.git('commit', '--allow-empty', '-am', 'foooooo')
     self.repo.git('checkout', '-tb', 'child', 'happybranch')
 
     self.repo.git('checkout', '-tb', 'to_delete', 'master')
     self.repo.git('checkout', '-tb', 'parent_gone', 'to_delete')
     self.repo.git('branch', '-D', 'to_delete')
 
-    actual = self.repo.run(self.gc.get_all_tracking_info)
     supports_track = (
         self.repo.run(self.gc.get_git_version)
         >= self.gc.MIN_UPSTREAM_TRACK_GIT_VERSION)
+    actual = self.repo.run(self.gc.get_branches_info, supports_track)
 
     expected = {
         'happybranch': (
             self.repo.run(self.gc.hash_one, 'happybranch', short=True),
             'master',
             1 if supports_track else None,
             None
         ),
         'child': (
             self.repo.run(self.gc.hash_one, 'child', short=True),
@@ skipping 305 matching lines @@
 
       self.assertEquals(self.repo.git('status', '--porcelain').stdout, STATUS_1)
 
     self.repo.run(inner)
 
 
 if __name__ == '__main__':
   sys.exit(coverage_utils.covered_main(
     os.path.join(DEPOT_TOOLS_ROOT, 'git_common.py')
   ))