[NTP Popular Sites] Bump default version to 5

chrome/browser/android/ntp/popular_sites.cc

Index: chrome/browser/android/ntp/popular_sites.cc
diff --git a/chrome/browser/android/ntp/popular_sites.cc b/chrome/browser/android/ntp/popular_sites.cc
index 56d0052e9f75b86d7a3c411f0fc7932fdc9a2188..d4582423273f83758f66ac519a1a0d47f8ee5778 100644
--- a/chrome/browser/android/ntp/popular_sites.cc
+++ b/chrome/browser/android/ntp/popular_sites.cc
@@ -39,7 +39,7 @@ namespace {
 const char kPopularSitesURLFormat[] = "https://www.gstatic.com/chrome/ntp/%s";
 const char kPopularSitesServerFilenameFormat[] = "suggested_sites_%s_%s.json";
 const char kPopularSitesDefaultCountryCode[] = "DEFAULT";
-const char kPopularSitesDefaultVersion[] = "3";
+const char kPopularSitesDefaultVersion[] = "5";
 const char kPopularSitesLocalFilename[] = "suggested_sites.json";
 const int kPopularSitesRedownloadIntervalHours = 24;