[DevTools] migrate NetworkAgent to new style

third_party/WebKit/Source/core/inspector/InspectorNetworkAgent.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 174 matching lines @@
                                 const char* payload,
                                 size_t payloadLength);
   void didSendWebSocketFrame(unsigned long identifier,
                              int opCode,
                              bool masked,
                              const char* payload,
                              size_t payloadLength);
   void didReceiveWebSocketFrameError(unsigned long identifier, const String&);
 
   // Called from frontend
-  void enable(ErrorString*,
-              const Maybe<int>& totalBufferSize,
-              const Maybe<int>& resourceBufferSize) override;
-  void disable(ErrorString*) override;
-  void setUserAgentOverride(ErrorString*, const String& userAgent) override;
-  void setExtraHTTPHeaders(
-      ErrorString*,
+  Response enable(Maybe<int> totalBufferSize,
+                  Maybe<int> resourceBufferSize) override;
+  Response disable() override;
+  Response setUserAgentOverride(const String&) override;
+  Response setExtraHTTPHeaders(
       std::unique_ptr<protocol::Network::Headers>) override;
   void getResponseBody(const String& requestId,
                        std::unique_ptr<GetResponseBodyCallback>) override;
-  void addBlockedURL(ErrorString*, const String& url) override;
-  void removeBlockedURL(ErrorString*, const String& url) override;
-  void replayXHR(ErrorString*, const String& requestId) override;
-  void setMonitoringXHREnabled(ErrorString*, bool enabled) override;
-  void canClearBrowserCache(ErrorString*, bool* result) override;
-  void canClearBrowserCookies(ErrorString*, bool* result) override;
-  void emulateNetworkConditions(ErrorString*,
-                                bool offline,
-                                double latency,
-                                double downloadThroughput,
-                                double uploadThroughput,
-                                const Maybe<String>& connectionType) override;
-  void setCacheDisabled(ErrorString*, bool cacheDisabled) override;
-  void setBypassServiceWorker(ErrorString*, bool bypass) override;
-  void setDataSizeLimitsForTest(ErrorString*,
-                                int maxTotalSize,
-                                int maxResourceSize) override;
-  void getCertificate(
-      ErrorString*,
+  Response addBlockedURL(const String& url) override;
+  Response removeBlockedURL(const String& url) override;
+  Response replayXHR(const String& requestId) override;
+  Response setMonitoringXHREnabled(bool) override;
+  Response canClearBrowserCache(bool* result) override;
+  Response canClearBrowserCookies(bool* result) override;
+  Response emulateNetworkConditions(bool offline,
+                                    double latency,
+                                    double downloadThroughput,
+                                    double uploadThroughput,
+                                    Maybe<String> connectionType) override;
+  Response setCacheDisabled(bool) override;
+  Response setBypassServiceWorker(bool) override;
+  Response setDataSizeLimitsForTest(int maxTotalSize,
+                                    int maxResourceSize) override;
+  Response getCertificate(
       const String& origin,
       std::unique_ptr<protocol::Array<String>>* certificate) override;
 
   // Called from other agents.
   void setHostId(const String&);
   bool fetchResourceContent(Document*,
                             const KURL&,
                             String* content,
                             bool* base64Encoded);
 
@@ skipping 47 matching lines @@
   bool m_isRecalculatingStyle;
 
   HeapHashSet<Member<XMLHttpRequest>> m_replayXHRs;
   HeapHashSet<Member<XMLHttpRequest>> m_replayXHRsToBeDeleted;
   Timer<InspectorNetworkAgent> m_removeFinishedReplayXHRTimer;
 };
 
 }  // namespace blink
 
 #endif  // !defined(InspectorNetworkAgent_h)