Call CSD whitelist checking on UI thread and record UMA

chrome/browser/safe_browsing/safe_browsing_service.h

Index: chrome/browser/safe_browsing/safe_browsing_service.h
diff --git a/chrome/browser/safe_browsing/safe_browsing_service.h b/chrome/browser/safe_browsing/safe_browsing_service.h
index 42efd31b6c2311263d1c873c9e5c6fe840666950..a1085b934e9408189a152f6bdf297fe45aa4de27 100644
--- a/chrome/browser/safe_browsing/safe_browsing_service.h
+++ b/chrome/browser/safe_browsing/safe_browsing_service.h
@@ -48,6 +48,7 @@ class URLRequestContextGetter;
 namespace safe_browsing {
 class ClientSideDetectionService;
 class DownloadProtectionService;
+class PasswordProtectionService;
 struct ResourceRequestInfo;
 struct SafeBrowsingProtocolConfig;
 class SafeBrowsingDatabaseManager;
@@ -157,6 +158,8 @@ class SafeBrowsingService : public base::RefCountedThreadSafe<
   const scoped_refptr<SafeBrowsingDatabaseManager>& v4_local_database_manager()
       const;
 
+  PasswordProtectionService* password_protection_service();
+
   // Returns a preference validation delegate that adds incidents to the
   // incident reporting service for validation failures. Returns NULL if the
   // service is not applicable for the given profile.
@@ -334,6 +337,10 @@ class SafeBrowsingService : public base::RefCountedThreadSafe<
   scoped_refptr<SafeBrowsingNavigationObserverManager>
   navigation_observer_manager_;
 
+  // The password protection service detects and handles password related
+  // incidents.
+  std::unique_ptr<PasswordProtectionService> password_protection_service_;
+
   DISALLOW_COPY_AND_ASSIGN(SafeBrowsingService);
 };