Update Skia Android tools.

platform_tools/android/bin/android_install_apk

 #!/bin/bash
 #
 # android_install_skia: installs the skia apk on the device.
 
 function print_usage {
   echo "USAGE: android_install_skia [options]"
   echo " Options:         -f  Forces the package to be installed by removing any"
   echo "                      previously installed packages"
   echo "                  -h  Prints this help message"
-  echo "  --install-launcher  Remounts the system partition and installs the"
-  echo "                      skia_launcher binary on the device"
   echo "            --release Install the release build of Skia"
   echo "      -s [device_s/n] Serial number of the device to be used"
 }
 
 SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 source $SCRIPT_DIR/utils/setup_adb.sh
 source $SCRIPT_DIR/utils/setup_skia_out.sh
 
 forceRemoval="false"
 installLauncher="false"
 installOptions="-r"
 configuration="Debug"
-serialNumber=""
 
 while (( "$#" )); do
 
   if [[ "$1" == "-f" ]];
   then
     forceRemoval="true"
   elif [[ "$1" == "-h" ]];
   then
     print_usage
     exit
-  elif [[ "$1" == "--install-launcher" ]];
-  then
-    installLauncher="true"
   elif [[ "$1" == "-r" ]];
   then
     echo "DEPRECATED: -r is now a no-op"
   elif [[ "$1" == "--release" ]];
   then 
     configuration="Release"
-  elif [[ "$1" == "-s" ]];
-  then 
-    if [[ $# -lt 2 ]];
-    then
-      echo "ERROR: missing serial number"
-      exit 1;
-    fi
-    serialNumber="-s $2"
-    shift
   else
     echo "ERROR: unrecognized option $1"
     print_usage
     exit 1;
   fi
 
 shift
 done
 
 if [[ "$forceRemoval" == "true" ]];
 then
     echo "Forcing removal of previously installed packages"
-    $ADB ${serialNumber} uninstall com.skia > /dev/null
-fi
-
-if [[ "$installLauncher" == "true" ]];
-then
-    echo "Installing skia_launcher binary"
-    $ADB ${serialNumber} root
-    $ADB ${serialNumber} remount
-    $ADB ${serialNumber} push ${SKIA_OUT}/${configuration}/skia_launcher /system/bin
+    $ADB ${DEVICE_SERIAL} uninstall com.skia > /dev/null
 fi
 
 echo "Installing Skia App from ${SKIA_OUT}/${configuration}"
-$ADB ${serialNumber} install ${installOptions} ${SKIA_OUT}/${configuration}/android/bin/SkiaAndroid.apk
+$ADB ${DEVICE_SERIAL} install ${installOptions} ${SKIA_OUT}/${configuration}/android/bin/SkiaAndroid.apk