Get rid of useless updateShiftState

Because KeyboardState.onLoadKeyboard will invoke
SwitcherActions.requestUpdateShiftState eventually, the calling
updateShiftState at the end of KeyboardSwitcher.onLoadKeyboard is
useless.

Change-Id: Ib6e746b1516ef1b4c981807a9b8785a046ba50e0

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

@@ -149,7 +149,6 @@ public class KeyboardSwitcher implements KeyboardState.SwitchActions,
         if (mainKeyboardId.isPhoneKeyboard()) {
             mState.setSymbolsKeyboard();
         }
-        updateShiftState();
     }
 
     public void saveKeyboardState() {