Correct comment about extended-reporting hits.

chrome/browser/safe_browsing/ui_manager.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/safe_browsing/ui_manager.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/debug/leak_tracker.h"
@@ skipping 257 matching lines @@
   }
   AddToWhitelistUrlSet(GetMainFrameWhitelistUrlForResource(resource),
                        resource.web_contents_getter.Run(),
                        true /* A decision is now pending */,
                        resource.threat_type);
   SafeBrowsingBlockingPage::ShowBlockingPage(this, resource);
 }
 
 // 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);
 
   // Send report if user opted-in extended reporting.
   if (hit_report.extended_reporting_level != SBER_LEVEL_OFF) {
     BrowserThread::PostTask(
         BrowserThread::IO, FROM_HERE,
         base::Bind(&SafeBrowsingUIManager::ReportSafeBrowsingHitOnIOThread,
                    this, hit_report));
@@ skipping 198 matching lines @@
   }
 }
 
 // Static.
 GURL SafeBrowsingUIManager::GetMainFrameWhitelistUrlForResourceForTesting(
     const security_interstitials::UnsafeResource& resource) {
   return GetMainFrameWhitelistUrlForResource(resource);
 }
 
 }  // namespace safe_browsing