Remove unused auto correction led for spacebar feature

java/res/drawable-hdpi/sym_keyboard_space_led_holo.9.png

java/res/drawable-mdpi/sym_keyboard_space_led_holo.9.png

java/res/drawable-xhdpi/sym_keyboard_space_led_holo.9.png

java/res/values/attrs.xml

java/res/values/themes-ics.xml

java/res/values/themes-klp.xml

java/res/values/themes-lxx.xml

...rc/com/android/inputmethod/keyboard/KeyboardSwitcher.java

...rc/com/android/inputmethod/keyboard/MainKeyboardView.java

java/src/com/android/inputmethod/latin/LatinIME.java