[sensors] Add Permission guard to the generic sensor apis.

third_party/WebKit/Source/modules/sensor/SensorProviderProxy.cpp

Index: third_party/WebKit/Source/modules/sensor/SensorProviderProxy.cpp
diff --git a/third_party/WebKit/Source/modules/sensor/SensorProviderProxy.cpp b/third_party/WebKit/Source/modules/sensor/SensorProviderProxy.cpp
index b4858eae51b1ce11ad612fb3a39c8fe3bcf6bdf3..3898dab8d7b72ddef0f6d7a458e00772071d48a4 100644
--- a/third_party/WebKit/Source/modules/sensor/SensorProviderProxy.cpp
+++ b/third_party/WebKit/Source/modules/sensor/SensorProviderProxy.cpp
@@ -24,6 +24,12 @@ void SensorProviderProxy::InitializeIfNeeded(LocalFrame* frame) {
   sensor_provider_.set_connection_error_handler(ConvertToBaseCallback(
       WTF::Bind(&SensorProviderProxy::OnSensorProviderConnectionError,
                 WrapWeakPersistent(this))));
+  // Get permission service.
+  frame->GetInterfaceProvider()->GetInterface(
+      mojo::MakeRequest(&permission_service_));
+  permission_service_.set_connection_error_handler(ConvertToBaseCallback(
+      WTF::Bind(&SensorProviderProxy::OnSensorProviderConnectionError,
+                WrapWeakPersistent(this))));
 }
 
 const char* SensorProviderProxy::SupplementName() {
@@ -45,6 +51,10 @@ SensorProviderProxy* SensorProviderProxy::From(LocalFrame* frame) {
 
 SensorProviderProxy::~SensorProviderProxy() {}
 
+void SensorProviderProxy::resetPermissionService() {
+  permission_service_.reset();
+}
+
 DEFINE_TRACE(SensorProviderProxy) {
   visitor->Trace(sensor_proxies_);
   Supplement<LocalFrame>::Trace(visitor);
@@ -52,10 +62,11 @@ DEFINE_TRACE(SensorProviderProxy) {
 
 SensorProxy* SensorProviderProxy::CreateSensorProxy(
     device::mojom::blink::SensorType type,
-    Page* page) {
+    Page* page,
+    RefPtr<SecurityOrigin> origin) {
   DCHECK(!GetSensorProxy(type));
 
-  SensorProxy* sensor = new SensorProxy(type, this, page);
+  SensorProxy* sensor = new SensorProxy(type, std::move(origin), this, page);
   sensor_proxies_.insert(sensor);
 
   return sensor;
@@ -73,6 +84,7 @@ SensorProxy* SensorProviderProxy::GetSensorProxy(
 }
 
 void SensorProviderProxy::OnSensorProviderConnectionError() {
+  permission_service_.reset();
   sensor_provider_.reset();
   for (SensorProxy* sensor : sensor_proxies_)
     sensor->HandleSensorError();