Move CaptivePortalDetector to src/components/captive_portal

components/captive_portal/captive_portal_testing_utils.cc

Index: components/captive_portal/captive_portal_testing_utils.cc
diff --git a/chrome/browser/captive_portal/testing_utils.cc b/components/captive_portal/captive_portal_testing_utils.cc
similarity index 89%
rename from chrome/browser/captive_portal/testing_utils.cc
rename to components/captive_portal/captive_portal_testing_utils.cc
index d55bd17ddabd0bd96102b0dbcfd9c455b41eb3b9..8061908e2c36c57527590bd9f82bdd8b29cc3a10 100644
--- a/chrome/browser/captive_portal/testing_utils.cc
+++ b/components/captive_portal/captive_portal_testing_utils.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/captive_portal/testing_utils.h"
+#include "components/captive_portal/captive_portal_testing_utils.h"
 
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
@@ -14,9 +14,8 @@ namespace {
 
 scoped_refptr<net::HttpResponseHeaders> CreateResponseHeaders(
     const std::string& response_headers) {
-  std::string raw_headers =
-      net::HttpUtil::AssembleRawHeaders(response_headers.c_str(),
-                                        response_headers.length());
+  std::string raw_headers = net::HttpUtil::AssembleRawHeaders(
+      response_headers.c_str(), static_cast<int>(response_headers.length()));
   return new net::HttpResponseHeaders(raw_headers);
 }