Revert "Keep keyboard layout while orientation change"

This reverts commit 8ebbe03fed22da197fcdf152df8b815d9d816ac2.

Bug: 5037466
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java b/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java
index bb21d7a..7ad947c 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java
@@ -152,8 +152,7 @@
             boolean voiceButtonOnPrimary) {
         mSwitchState = SWITCH_STATE_ALPHA;
         try {
-            final boolean isSymbols = (mCurrentId != null) ? mCurrentId.isSymbolsKeyboard() : false;
-            loadKeyboardInternal(attribute, voiceKeyEnabled, voiceButtonOnPrimary, isSymbols);
+            loadKeyboardInternal(attribute, voiceKeyEnabled, voiceButtonOnPrimary, false);
         } catch (RuntimeException e) {
             // Get KeyboardId to record which keyboard has been failed to load.
             final KeyboardId id = getKeyboardId(attribute, false);