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

chrome/browser/prefs/browser_prefs.cc

Index: chrome/browser/prefs/browser_prefs.cc
diff --git a/chrome/browser/prefs/browser_prefs.cc b/chrome/browser/prefs/browser_prefs.cc
index 78a335928f6ebe5047e75754ef1e3aef432afdb6..08e4b2d10ae55afbb4631e8b496c5fa2ca77cddd 100644
--- a/chrome/browser/prefs/browser_prefs.cc
+++ b/chrome/browser/prefs/browser_prefs.cc
@@ -159,6 +159,7 @@
 
 #if defined(OS_ANDROID)
 #include "chrome/browser/notifications/notification_platform_bridge_android.h"
+#include "chrome/browser/ntp_snippets/download_suggestions_provider.h"
 #include "components/ntp_snippets/offline_pages/recent_tab_suggestions_provider.h"
 #else
 #include "chrome/browser/services/gcm/gcm_product_util.h"
@@ -579,6 +580,7 @@ void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
 #endif
 
 #if defined(OS_ANDROID)
+  DownloadSuggestionsProvider::RegisterProfilePrefs(registry);
   NotificationPlatformBridgeAndroid::RegisterProfilePrefs(registry);
   ntp_snippets::RecentTabSuggestionsProvider::RegisterProfilePrefs(registry);
 #else