Use stricter type checking in UMA_HISTOGRAM_ENUMERATION

components/search_provider_logos/logo_tracker.cc

Index: components/search_provider_logos/logo_tracker.cc
diff --git a/components/search_provider_logos/logo_tracker.cc b/components/search_provider_logos/logo_tracker.cc
index a2fc7f9e9e4b9071fd6defae6e0a3e07c8b904a1..bf1c31255f0bedfc5c892ef5ee6f86419e8e0535 100644
--- a/components/search_provider_logos/logo_tracker.cc
+++ b/components/search_provider_logos/logo_tracker.cc
@@ -146,7 +146,8 @@ void LogoTracker::SetClockForTests(std::unique_ptr<base::Clock> clock) {
 
 void LogoTracker::ReturnToIdle(int outcome) {
   if (outcome != kDownloadOutcomeNotTracked) {
-    UMA_HISTOGRAM_ENUMERATION("NewTabPage.LogoDownloadOutcome", outcome,
+    UMA_HISTOGRAM_ENUMERATION("NewTabPage.LogoDownloadOutcome",
+                              static_cast<LogoDownloadOutcome>(outcome),
                               DOWNLOAD_OUTCOME_COUNT);
   }
   // Cancel the current asynchronous operation, if any.