Show charging speed on Keyguard

Bug: 8099739
Change-Id: I2e5c21dd7ec028ce47fb03ab71e74f7fccaa9e36
diff --git a/services/batteryservice/BatteryProperties.cpp b/services/batteryservice/BatteryProperties.cpp
index ab636a9..f13d6e8 100644
--- a/services/batteryservice/BatteryProperties.cpp
+++ b/services/batteryservice/BatteryProperties.cpp
@@ -33,6 +33,7 @@
     chargerAcOnline = p->readInt32() == 1 ? true : false;
     chargerUsbOnline = p->readInt32() == 1 ? true : false;
     chargerWirelessOnline = p->readInt32() == 1 ? true : false;
+    maxChargingCurrent = p->readInt32();
     batteryStatus = p->readInt32();
     batteryHealth = p->readInt32();
     batteryPresent = p->readInt32() == 1 ? true : false;
@@ -47,6 +48,7 @@
     p->writeInt32(chargerAcOnline ? 1 : 0);
     p->writeInt32(chargerUsbOnline ? 1 : 0);
     p->writeInt32(chargerWirelessOnline ? 1 : 0);
+    p->writeInt32(maxChargingCurrent);
     p->writeInt32(batteryStatus);
     p->writeInt32(batteryHealth);
     p->writeInt32(batteryPresent ? 1 : 0);