Revert of Migrates battery_status from content/renderer/ to WebKit/platform/

third_party/WebKit/LayoutTests/battery-status/promise-with-eventlisteners.html

Index: third_party/WebKit/LayoutTests/battery-status/promise-with-eventlisteners.html
diff --git a/third_party/WebKit/LayoutTests/battery-status/promise-with-eventlisteners.html b/third_party/WebKit/LayoutTests/battery-status/promise-with-eventlisteners.html
index b2f77161054e001fb561ade668effa888bb549b6..a739f8e7fd752dff6df98224532a0bb019de62aa 100644
--- a/third_party/WebKit/LayoutTests/battery-status/promise-with-eventlisteners.html
+++ b/third_party/WebKit/LayoutTests/battery-status/promise-with-eventlisteners.html
@@ -7,8 +7,6 @@
 
 if (!window.testRunner)
     debug('This test cannot be run without the TestRunner');
-if (!window.internals)
-    debug('This test cannot be run without the window.internals');
 
 // Clean-up any unused battery manager objects from previous tests.
 gc();
@@ -21,7 +19,7 @@
                         chargingTime: chargingTime,
                         dischargingTime: dischargingTime,
                         level: level };
-    window.internals.updateBatteryStatus(charging, chargingTime, dischargingTime, level);
+    testRunner.didChangeBatteryStatus(charging, chargingTime, dischargingTime, level);
 }
 
 // compare obtained battery values with the mock values
@@ -45,7 +43,7 @@
     battery.addEventListener('dischargingtimechange', onDischargingTimeChange);
     battery.addEventListener('chargingtimechange', onChargingTimeChange);
     battery.addEventListener('levelchange', onLevelChange);
-
+    
     setTimeout(fireNextMockBatteryInfo, 0);
 }
 
@@ -106,7 +104,7 @@
 }
 
 navigator.getBattery().then(batteryStatusSuccess, batteryStatusFailure);
-setAndFireMockBatteryInfo(false, 10, 20, 0.5);
+setAndFireMockBatteryInfo(false, 10, 20, 0.5); 
 </script>
 </body>
 </html>