Add an OriginFilterBuilder class for [white|black]listing origins.

content/public/test/mock_download_manager.h

Index: content/public/test/mock_download_manager.h
diff --git a/content/public/test/mock_download_manager.h b/content/public/test/mock_download_manager.h
index ae9511de99164a2c4efdebb8ea5b4ce86e7f564d..9d01d54ec3ed4895ab4d0a2990aec0cf41576716 100644
--- a/content/public/test/mock_download_manager.h
+++ b/content/public/test/mock_download_manager.h
@@ -91,11 +91,9 @@ class MockDownloadManager : public DownloadManager {
   MOCK_METHOD2(MockStartDownload,
                void(DownloadCreateInfo*, ByteStreamReader*));
   MOCK_METHOD3(RemoveDownloadsByOriginAndTime,
-               int(const url::Origin& origin,
+               int(const base::Callback<bool(const GURL&)>& url_filter,
                    base::Time remove_begin,
                    base::Time remove_end));
-  MOCK_METHOD2(RemoveDownloadsBetween,
-               int(base::Time remove_begin, base::Time remove_end));
   MOCK_METHOD1(RemoveDownloads, int(base::Time remove_begin));
   MOCK_METHOD0(RemoveAllDownloads, int());
   MOCK_METHOD1(DownloadUrlMock, void(DownloadUrlParameters*));