Remove unused drive::test_util::FakeNetworkChangeNotifier

Bug: 911287
Change-Id: I12c351ea666935a742bd57992d8733d5e09293ba
Reviewed-on: https://chromium-review.googlesource.com/c/1469366
Reviewed-by: Naoki Fukino <fukino@chromium.org>
Commit-Queue: Robbie McElrath <rmcelrath@chromium.org>
Cr-Commit-Position: refs/heads/master@{#631575}

components/drive/chromeos/drive_test_util.cc

@@ -21,19 +21,5 @@ void RegisterDrivePrefs(PrefRegistrySimple* pref_registry) {
       true);
 }
 
-FakeNetworkChangeNotifier::FakeNetworkChangeNotifier()
-    : type_(CONNECTION_WIFI) {
-}
-
-void FakeNetworkChangeNotifier::SetConnectionType(ConnectionType type) {
-  type_ = type;
-  NotifyObserversOfConnectionTypeChange();
-}
-
-net::NetworkChangeNotifier::ConnectionType
-FakeNetworkChangeNotifier::GetCurrentConnectionType() const {
-  return type_;
-}
-
 }  // namespace test_util
 }  // namespace drive

components/drive/chromeos/drive_test_util.h

@@ -67,20 +67,6 @@ int ReadAllData(Reader* reader, std::string* content) {
 // unregistered preference is referenced.
 void RegisterDrivePrefs(PrefRegistrySimple* pref_registry);
 
-// Fake NetworkChangeNotifier implementation.
-class FakeNetworkChangeNotifier : public net::NetworkChangeNotifier {
- public:
-  FakeNetworkChangeNotifier();
-
-  void SetConnectionType(ConnectionType type);
-
-  // NetworkChangeNotifier override.
-  ConnectionType GetCurrentConnectionType() const override;
-
- private:
-  net::NetworkChangeNotifier::ConnectionType type_;
-};
-
 }  // namespace test_util
 }  // namespace drive