[DevTools] Network.emulateNetworkConditions now affects NetworkStateNotifier.

content/browser/devtools/protocol/network_handler.cc

 // Copyright 2014 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 "content/browser/devtools/protocol/network_handler.h"
 
 #include <stddef.h>
 
 #include "base/containers/hash_tables.h"
 #include "base/strings/stringprintf.h"
@@ skipping 271 matching lines @@
   client_->SendDeleteCookieResponse(command_id,
       DeleteCookieResponse::Create());
 }
 
 
 Response NetworkHandler::CanEmulateNetworkConditions(bool* result) {
   *result = false;
   return Response::OK();
 }
 
-Response NetworkHandler::EmulateNetworkConditions(bool offline,
-                                                  double latency,
-                                                  double download_throughput,
-                                                  double upload_throughput) {
-  return Response::InternalError("EmulateNetworkConditions is not supported");
+Response NetworkHandler::EmulateNetworkConditions(
+    bool offline,
+    double latency,
+    double download_throughput,
+    double upload_throughput,
+    const std::string* connection_type) {
+  return Response::FallThrough();
 }
 
 Response NetworkHandler::GetCertificateDetails(
     int certificate_id,
     scoped_refptr<CertificateDetails>* result) {
   scoped_refptr<net::X509Certificate> cert;
   content::CertStore* cert_store = CertStore::GetInstance();
   cert_store->RetrieveCert(certificate_id, &cert);
   if (!cert.get())
     return Response::InvalidParams("certificateId");
@@ skipping 23 matching lines @@
     return Response::InternalError("Could not connect to view");
   WebContents* web_contents = WebContents::FromRenderFrameHost(host_);
   web_contents->GetDelegate()->ShowCertificateViewerInDevTools(
       web_contents, certificate_id);
   return Response::OK();
 }
 
 }  // namespace network
 }  // namespace devtools
 }  // namespace content