Add a continuous property to default implementation.

Just a sample.  It's supposed to be ON_CHANGE as well, but that's a much
larger change.

Change-Id: Idd8c2a8346cb78efeae3d72bab5bd9d8f36cb5f2
diff --git a/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h b/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
index ec08a43..a9ba774 100644
--- a/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
+++ b/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
@@ -115,6 +115,15 @@
     },
 
     {
+        .prop = toInt(VehicleProperty::ENV_OUTSIDE_TEMPERATURE),
+        .access = VehiclePropertyAccess::READ,
+        // TODO(bryaneyler): Support ON_CHANGE as well.
+        .changeMode = VehiclePropertyChangeMode::CONTINUOUS,
+        .minSampleRate = 1.0f,
+        .maxSampleRate = 2.0f,
+    },
+
+    {
         .prop = toInt(VehicleProperty::NIGHT_MODE),
         .access = VehiclePropertyAccess::READ,
         .changeMode = VehiclePropertyChangeMode::ON_CHANGE,
diff --git a/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultVehicleHal.cpp b/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultVehicleHal.cpp
index d3d77b6..0c679ff 100644
--- a/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultVehicleHal.cpp
+++ b/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultVehicleHal.cpp
@@ -537,6 +537,9 @@
     case toInt(VehicleProperty::HVAC_TEMPERATURE_SET):
         prop->value.floatValues[0] = 16;
         break;
+    case toInt(VehicleProperty::ENV_OUTSIDE_TEMPERATURE):
+        prop->value.floatValues[0] = 25;
+        break;
     case toInt(VehicleProperty::NIGHT_MODE):
         prop->value.int32Values[0] = 0;
         break;