[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 243c8f567abd3b83ac192d914e82462333631f7b..18571ba2a5b6bca2e784e21c631b88a452942d02 100644
--- a/third_party/WebKit/Source/modules/sensor/SensorProviderProxy.cpp
+++ b/third_party/WebKit/Source/modules/sensor/SensorProviderProxy.cpp
@@ -18,6 +18,13 @@ SensorProviderProxy::SensorProviderProxy(LocalFrame* frame) {
   m_sensorProvider.set_connection_error_handler(convertToBaseCallback(
       WTF::bind(&SensorProviderProxy::onSensorProviderConnectionError,
                 wrapWeakPersistent(this))));
+
+  // Get permission service.
+  frame->interfaceProvider()->getInterface(
+      mojo::GetProxy(&m_permissionService));
+  m_permissionService.set_connection_error_handler(convertToBaseCallback(
+      WTF::bind(&SensorProviderProxy::onSensorProviderConnectionError,
+                wrapWeakPersistent(this))));
 }
 
 const char* SensorProviderProxy::supplementName() {
@@ -37,6 +44,10 @@ SensorProviderProxy* SensorProviderProxy::from(LocalFrame* frame) {
 
 SensorProviderProxy::~SensorProviderProxy() {}
 
+void SensorProviderProxy::resetPermissionService() {
+  m_permissionService.reset();
+}
+
 DEFINE_TRACE(SensorProviderProxy) {
   visitor->trace(m_sensors);
   Supplement<LocalFrame>::trace(visitor);
@@ -44,12 +55,14 @@ DEFINE_TRACE(SensorProviderProxy) {
 
 SensorProxy* SensorProviderProxy::createSensor(
     device::mojom::blink::SensorType type,
+    RefPtr<SecurityOrigin> origin,
     std::unique_ptr<SensorReadingFactory> readingFactory) {
   DCHECK(!getSensor(type));
 
-  SensorProxy* sensor = new SensorProxy(type, this, std::move(readingFactory));
+  SensorProxy* sensor =
+      new SensorProxy(type, m_permissionService.get(), std::move(origin), this,
+                      std::move(readingFactory));
   m_sensors.add(sensor);
-
   return sensor;
 }
 
@@ -70,6 +83,7 @@ void SensorProviderProxy::onSensorProviderConnectionError() {
     return;
   }
 
+  m_permissionService.reset();
   m_sensorProvider.reset();
   for (SensorProxy* sensor : m_sensors)
     sensor->handleSensorError();