download_manager_impl_unittest.cc: Remove dead code.

content/browser/download/download_manager_impl_unittest.cc

Index: content/browser/download/download_manager_impl_unittest.cc
diff --git a/content/browser/download/download_manager_impl_unittest.cc b/content/browser/download/download_manager_impl_unittest.cc
index e76bb530def9bd3a64205dbce76421760b06ff25..3e606c2abefc923aea505775bbb8d5af31999077 100644
--- a/content/browser/download/download_manager_impl_unittest.cc
+++ b/content/browser/download/download_manager_impl_unittest.cc
@@ -70,13 +70,6 @@ class ByteStreamReader;
 
 namespace {
 
-// Matches a DownloadCreateInfo* that points to the same object as |info| and
-// has a |default_download_directory| that matches |download_directory|.
-MATCHER_P2(DownloadCreateInfoWithDefaultPath, info, download_directory, "") {
-  return arg == info &&
-      arg->default_download_directory == download_directory;
-}
-
 class MockDownloadManagerDelegate : public DownloadManagerDelegate {
  public:
   MockDownloadManagerDelegate();