Correct comment about extended-reporting hits.

chrome/browser/safe_browsing/ui_manager.cc

Index: chrome/browser/safe_browsing/ui_manager.cc
diff --git a/chrome/browser/safe_browsing/ui_manager.cc b/chrome/browser/safe_browsing/ui_manager.cc
index a97f38c9029b8b2d9aa9dde14a421297c61a07fd..5aedb64158b777d6abe5e131ea96286758c67c63 100644
--- a/chrome/browser/safe_browsing/ui_manager.cc
+++ b/chrome/browser/safe_browsing/ui_manager.cc
@@ -275,7 +275,7 @@ void SafeBrowsingUIManager::DisplayBlockingPage(
 
 // A safebrowsing hit is sent after a blocking page for malware/phishing
 // or after the warning dialog for download urls, only for
-// UMA || extended_reporting users.
+// extended-reporting users.
 void SafeBrowsingUIManager::MaybeReportSafeBrowsingHit(
     const HitReport& hit_report) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);