Rewrite simple uses of base::ListValue::Append(base::Value*) on CrOS.

chrome/browser/ui/webui/chromeos/power_ui.cc

Index: chrome/browser/ui/webui/chromeos/power_ui.cc
diff --git a/chrome/browser/ui/webui/chromeos/power_ui.cc b/chrome/browser/ui/webui/chromeos/power_ui.cc
index 32b6f0f08252ee657979032fb4e30a1fa4bdc062..eefd41906f4da6fc913b7a8eb5447c0ddd67e801 100644
--- a/chrome/browser/ui/webui/chromeos/power_ui.cc
+++ b/chrome/browser/ui/webui/chromeos/power_ui.cc
@@ -6,6 +6,8 @@
 
 #include <stddef.h>
 
+#include <utility>
+
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/compiler_specific.h"
@@ -91,7 +93,7 @@ void PowerMessageHandler::OnGetBatteryChargeData(const base::ListValue* value) {
     element->SetBoolean("externalPower", sample.external_power);
     element->SetDouble("time", sample.time.ToJsTime());
 
-    js_power_supply_data.Append(element.release());
+    js_power_supply_data.Append(std::move(element));
   }
 
   base::ListValue js_system_resumed_data;
@@ -150,7 +152,7 @@ void PowerMessageHandler::GetJsSystemResumedData(base::ListValue *data) {
                        sample.sleep_duration.InMillisecondsF());
     element->SetDouble("time", sample.time.ToJsTime());
 
-    data->Append(element.release());
+    data->Append(std::move(element));
   }
 }
 
@@ -176,9 +178,9 @@ void PowerMessageHandler::GetJsStateOccupancyData(
       }
       js_sample->Set("timeInState", state_dict.release());
 
-      js_sample_list->Append(js_sample.release());
+      js_sample_list->Append(std::move(js_sample));
     }
-    js_data->Append(js_sample_list.release());
+    js_data->Append(std::move(js_sample_list));
   }
 }