[NTPSnippets] Show all downloads on the NTP (3/3): Downloads provider.

chrome/test/BUILD.gn

Index: chrome/test/BUILD.gn
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index 2a2fd0e7304e17703a4984f30bee4ac41a190bbc..388527228402956287d283f77c7abf0c9138881f 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -3149,6 +3149,7 @@ test("unit_tests") {
     "../browser/net/spdyproxy/data_reduction_proxy_chrome_settings_unittest.cc",
     "../browser/net/spdyproxy/data_reduction_proxy_settings_unittest_android.cc",
     "../browser/net/url_info_unittest.cc",
+    "../browser/ntp_snippets/download_suggestions_provider_unittest.cc",
     "../browser/page_load_metrics/metrics_web_contents_observer_unittest.cc",
     "../browser/page_load_metrics/observers/aborts_page_load_metrics_observer_unittest.cc",
     "../browser/page_load_metrics/observers/core_page_load_metrics_observer_unittest.cc",
@@ -3437,6 +3438,7 @@ test("unit_tests") {
       "//components/data_reduction_proxy/core/browser:test_support",
       "//components/data_use_measurement/core",
       "//components/metrics/proto",
+      "//components/ntp_snippets:test_support",
       "//components/os_crypt:test_support",
       "//components/safe_browsing_db",
       "//components/safe_json:test_support",