From: uazo <uazo@users.noreply.github.com>
Date: Thu, 14 Jul 2022 09:48:45 +0000
Subject: Remove navigator.connection info

Change the result of navigator.connection to default values
and disable observers

Original License: GPL-2.0-or-later - https://spdx.org/licenses/GPL-2.0-or-later.html
License: GPL-3.0-only - https://spdx.org/licenses/GPL-3.0-only.html
---
 .../modules/netinfo/network_information.cc        |  6 +++++-
 .../platform/network/network_state_notifier.cc    | 15 +++++++++++++++
 .../platform/network/network_state_notifier.h     |  2 +-
 3 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/third_party/blink/renderer/modules/netinfo/network_information.cc b/third_party/blink/renderer/modules/netinfo/network_information.cc
--- a/third_party/blink/renderer/modules/netinfo/network_information.cc
+++ b/third_party/blink/renderer/modules/netinfo/network_information.cc
@@ -80,7 +80,7 @@ NetworkInformation::~NetworkInformation() {
 }
 
 bool NetworkInformation::IsObserving() const {
-  return !!connection_observer_handle_;
+  return false;
 }
 
 V8ConnectionType NetworkInformation::type() const {
@@ -181,6 +181,7 @@ void NetworkInformation::ConnectionChange(
     const std::optional<base::TimeDelta>& transport_rtt,
     const std::optional<double>& downlink_mbps,
     bool save_data) {
+  if ((true)) return;
   DCHECK(GetExecutionContext()->IsContextThread());
 
   const String host = Host();
@@ -262,6 +263,7 @@ void NetworkInformation::RemoveAllEventListeners() {
 }
 
 bool NetworkInformation::HasPendingActivity() const {
+  if ((true)) return false;
   DCHECK(context_stopped_ || IsObserving() == HasEventListeners());
 
   // Prevent collection of this object when there are active listeners.
@@ -274,6 +276,7 @@ void NetworkInformation::ContextDestroyed() {
 }
 
 void NetworkInformation::StartObserving() {
+  if ((true)) return;
   if (!IsObserving() && !context_stopped_) {
     type_ = GetNetworkStateNotifier().ConnectionType();
     DCHECK(!connection_observer_handle_);
@@ -284,6 +287,7 @@ void NetworkInformation::StartObserving() {
 }
 
 void NetworkInformation::StopObserving() {
+  if ((true)) return;
   if (IsObserving()) {
     DCHECK(connection_observer_handle_);
     connection_observer_handle_ = nullptr;
diff --git a/third_party/blink/renderer/platform/network/network_state_notifier.cc b/third_party/blink/renderer/platform/network/network_state_notifier.cc
--- a/third_party/blink/renderer/platform/network/network_state_notifier.cc
+++ b/third_party/blink/renderer/platform/network/network_state_notifier.cc
@@ -105,6 +105,21 @@ NetworkStateNotifier::ScopedNotifier::~ScopedNotifier() {
   }
 }
 
+NetworkStateNotifier::NetworkStateNotifier() : has_override_(false) {
+  // set default data
+  SetNetworkConnectionInfoOverride(
+    /* on_line */ true,
+    /* type */ WebConnectionType::kWebConnectionTypeWifi,
+    /* effective_type */ std::nullopt,
+    /* http_rtt_msec */ 50,
+    /* max_bandwidth_mbps */ std::numeric_limits<double>::max());
+  SetNetworkQuality(
+    /* effective_type */ WebEffectiveConnectionType::kType4G,
+    /* http_rtt */ base::Milliseconds(50),
+    /* transport_rtt */ base::TimeDelta(),
+    /* downlink_throughput_kbps */ 10000);
+}
+
 NetworkStateNotifier::NetworkStateObserverHandle::NetworkStateObserverHandle(
     NetworkStateNotifier* notifier,
     NetworkStateNotifier::ObserverType type,
diff --git a/third_party/blink/renderer/platform/network/network_state_notifier.h b/third_party/blink/renderer/platform/network/network_state_notifier.h
--- a/third_party/blink/renderer/platform/network/network_state_notifier.h
+++ b/third_party/blink/renderer/platform/network/network_state_notifier.h
@@ -121,7 +121,7 @@ class PLATFORM_EXPORT NetworkStateNotifier {
     scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
   };
 
-  NetworkStateNotifier() : has_override_(false) {}
+  NetworkStateNotifier();
   NetworkStateNotifier(const NetworkStateNotifier&) = delete;
   NetworkStateNotifier& operator=(const NetworkStateNotifier&) = delete;
 
--