Extracted NetLog class's inner enum types into their own enum classes and

chrome/browser/renderer_host/safe_browsing_resource_throttle.h

 // 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.
 
 #ifndef CHROME_BROWSER_RENDERER_HOST_SAFE_BROWSING_RESOURCE_THROTTLE_H_
 #define CHROME_BROWSER_RENDERER_HOST_SAFE_BROWSING_RESOURCE_THROTTLE_H_
 
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/time/time.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/safe_browsing/safe_browsing_service.h"
 #include "chrome/browser/safe_browsing/ui_manager.h"
 #include "components/safe_browsing_db/database_manager.h"
 #include "content/public/browser/resource_throttle.h"
 #include "content/public/common/resource_type.h"
 #include "net/log/net_log.h"
+#include "net/log/net_log_event_type.h"
 
 class ResourceDispatcherHost;
 
 namespace net {
 class URLRequest;
 }
 
 // SafeBrowsingResourceThrottle checks that URLs are "safe" before
 // navigating to them. To be considered "safe", a URL must not appear in the
 // malware/phishing blacklists (see SafeBrowsingService for details).
@@ skipping 105 matching lines @@
 
   // Called on the IO thread if the request turned out to be for a prerendered
   // page.
   void Cancel();
 
   // Resumes the request, by continuing the deferred action (either starting the
   // request, or following a redirect).
   void ResumeRequest();
 
   // For marking network events.  |name| and |value| can be null.
-  void BeginNetLogEvent(net::NetLog::EventType type,
+  void BeginNetLogEvent(net::NetLogEventType type,
                         const GURL& url,
                         const char* name,
                         const char* value);
-  void EndNetLogEvent(net::NetLog::EventType type,
+  void EndNetLogEvent(net::NetLogEventType type,
                       const char* name,
                       const char* value);
 
   State state_;
   DeferState defer_state_;
 
   // The result of the most recent safe browsing check. Only valid to read this
   // when state_ != STATE_CHECKING_URL.
   safe_browsing::SBThreatType threat_type_;
 
@@ skipping 13 matching lines @@
 
   scoped_refptr<safe_browsing::SafeBrowsingDatabaseManager> database_manager_;
   scoped_refptr<safe_browsing::SafeBrowsingUIManager> ui_manager_;
   const net::URLRequest* request_;
   const content::ResourceType resource_type_;
   net::BoundNetLog bound_net_log_;
 
   DISALLOW_COPY_AND_ASSIGN(SafeBrowsingResourceThrottle);
 };
 #endif  // CHROME_BROWSER_RENDERER_HOST_SAFE_BROWSING_RESOURCE_THROTTLE_H_