NetworkPortalDetectorInterface class.

chrome/browser/chromeos/net/network_portal_detector_impl.cc

Index: chrome/browser/chromeos/net/network_portal_detector_impl.cc
diff --git a/chrome/browser/chromeos/net/network_portal_detector_impl.cc b/chrome/browser/chromeos/net/network_portal_detector_impl.cc
index 7f717b2a1148a0c7c08c9d35b7ffb8a5874108ef..815fad974ad60e0c8829e8fd02872dc1cfcefb2e 100644
--- a/chrome/browser/chromeos/net/network_portal_detector_impl.cc
+++ b/chrome/browser/chromeos/net/network_portal_detector_impl.cc
@@ -141,6 +141,32 @@ void RecordPortalToOnlineTransition(const base::TimeDelta& duration) {
   }
 }
 
+class NetworkPortalDetectorStubImpl : public NetworkPortalDetectorInterface {
+ public:
+  NetworkPortalDetectorStubImpl() {}
+  ~NetworkPortalDetectorStubImpl() override {}
+
+ private:
+  // NetworkPortalDetector:
+  void AddObserver(Observer* observer) override {}
+  void AddAndFireObserver(Observer* observer) override {
+    if (observer)
+      observer->OnPortalDetectionCompleted(nullptr, CaptivePortalState());
+  }
+  void RemoveObserver(Observer* observer) override {}
+  CaptivePortalState GetCaptivePortalState(
+      const std::string& service_path) override {
+    return CaptivePortalState();
+  }
+  bool IsEnabled() override { return false; }
+  void Enable(bool start_detection) override {}
+  bool StartDetectionIfIdle() override { return false; }
+  void SetStrategy(PortalDetectorStrategy::StrategyId id) override {}
+  void OnLockScreenRequest() override {}
+
+  DISALLOW_COPY_AND_ASSIGN(NetworkPortalDetectorStubImpl);
+};
+
 }  // namespace
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -208,19 +234,19 @@ const char NetworkPortalDetectorImpl::kSessionShillOfflineHistogram[] =
 const char NetworkPortalDetectorImpl::kSessionPortalToOnlineHistogram[] =
     "CaptivePortal.Session.PortalToOnlineTransition";
 
-// static
-void NetworkPortalDetectorImpl::Initialize(
+void InitializeNetworkPortalDetector(
     net::URLRequestContextGetter* url_context) {
-  if (set_for_testing())
+  if (NetworkPortalDetector::set_for_testing())
     return;
-  CHECK(!network_portal_detector())
+  CHECK(!NetworkPortalDetector::network_portal_detector())
       << "NetworkPortalDetector was initialized twice.";
   NET_LOG(EVENT) << "NetworkPortalDetectorImpl::Initialize";
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           ::switches::kTestType)) {
-    set_network_portal_detector(new NetworkPortalDetectorStub());
+    NetworkPortalDetector::set_network_portal_detector(
+        new NetworkPortalDetectorStub());
   } else {
-    set_network_portal_detector(
+    NetworkPortalDetector::set_network_portal_detector(
         new NetworkPortalDetectorImpl(url_context, true));
   }
 }