[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 5039dbab7b6c718112a0ef01d3ed814a7f104de9..970089e90533d01985aa04ef0639100484457f0c 100644
--- a/third_party/WebKit/Source/modules/sensor/SensorProviderProxy.cpp
+++ b/third_party/WebKit/Source/modules/sensor/SensorProviderProxy.cpp
@@ -4,6 +4,7 @@
 
 #include "modules/sensor/SensorProviderProxy.h"
 
+#include "core/dom/ExecutionContext.h"
 #include "modules/sensor/SensorProxy.h"
 #include "platform/mojo/MojoHelper.h"
 #include "public/platform/InterfaceProvider.h"
@@ -42,14 +43,15 @@ DEFINE_TRACE(SensorProviderProxy) {
 }
 
 SensorProxy* SensorProviderProxy::getOrCreateSensor(
-    device::mojom::blink::SensorType type) {
+    device::mojom::blink::SensorType type,
+    ExecutionContext* context) {
   for (SensorProxy* sensor : m_sensors) {
     // TODO(Mikhail) : Hash sensors by type for efficiency.
     if (sensor->type() == type)
       return sensor;
   }
 
-  SensorProxy* sensor = new SensorProxy(type, this);
+  SensorProxy* sensor = new SensorProxy(type, context, this);
   m_sensors.add(sensor);
 
   return sensor;