Add feature for the Battery Status API

features/battery.yml

@@ -0,0 +1,17 @@
+name: Battery status
+description: The `navigator.getBattery()` API obtains information about the device's battery, including charge level and status. Also known as the Battery API.
+spec: https://w3c.github.io/battery/
+caniuse: battery-status
+status:
+  compute_from: api.Navigator.getBattery
+compat_features:
+  - api.BatteryManager
+  - api.BatteryManager.charging
+  - api.BatteryManager.chargingchange_event
+  - api.BatteryManager.chargingTime
+  - api.BatteryManager.chargingtimechange_event
+  - api.BatteryManager.dischargingTime
+  - api.BatteryManager.dischargingtimechange_event
+  - api.BatteryManager.level
+  - api.BatteryManager.levelchange_event
+  - api.Navigator.getBattery

features/battery.yml.dist

@@ -0,0 +1,32 @@
+# Generated from: battery.yml
+# Do not edit this file by hand. Edit the source file instead!
+
+status:
+  baseline: false
+  support:
+    chrome: "38"
+    chrome_android: "38"
+    edge: "79"
+compat_features:
+  # ⬇️ Same status as overall feature ⬇️
+  # baseline: false
+  # support:
+  #   chrome: "38"
+  #   chrome_android: "38"
+  #   edge: "79"
+  - api.BatteryManager
+  - api.BatteryManager.charging
+  - api.BatteryManager.chargingchange_event
+  - api.BatteryManager.chargingtimechange_event
+  - api.BatteryManager.dischargingtimechange_event
+  - api.BatteryManager.level
+  - api.BatteryManager.levelchange_event
+  - api.Navigator.getBattery
+
+  # baseline: false
+  # support:
+  #   chrome: "38"
+  #   chrome_android: "42"
+  #   edge: "79"
+  - api.BatteryManager.chargingTime
+  - api.BatteryManager.dischargingTime