Android系統定制----删除系統鎖屏功能

frameworks/base/packages/SettingsProvider/src/com/android/providers/settings/DatabaseHelper.java  +2519 \

 if (SystemProperties.getBoolean("ro.lockscreen.disable.default", false) == true) 

改為

 if (SystemProperties.getBoolean("ro.lockscreen.disable.default", true) == true)