Fix hunk handling for 'default hunk header values'.

tests/patch_test.py

Index: tests/patch_test.py
diff --git a/tests/patch_test.py b/tests/patch_test.py
index 41ef0cef104036b5f92dde7659c95d60cc6807ee..67837ee99e5e06e26bf914245c70333680aa0e29 100755
--- a/tests/patch_test.py
+++ b/tests/patch_test.py
@@ -360,6 +360,19 @@ class PatchTest(unittest.TestCase):
     patchset = patch.PatchSet(patches)
     self.assertEquals(expected, patchset.filenames)
 
+  def testGitPatch(self):
+    p = patch.FilePatchDiff('chrome/file.cc', GIT.PATCH, [])
+    self._check_patch(
+        p, 'chrome/file.cc', GIT.PATCH, is_git_diff=True, patchlevel=1,
+        nb_hunks=1)
+
+  def testGitPatchShortHunkHeader(self):
+    p = patch.FilePatchDiff(
+        'chrome/browser/api/OWNERS', GIT.PATCH_SHORT_HUNK_HEADER, [])
+    self._check_patch(
+        p, 'chrome/browser/api/OWNERS', GIT.PATCH_SHORT_HUNK_HEADER,
+        is_git_diff=True, patchlevel=1, nb_hunks=1)
+
 
 class PatchTestFail(unittest.TestCase):
   # All patches that should throw.