[DO NOT MERGE] Activate hardware keyboard handling

Change-Id: Ifdec9338a454291621b2b87c899f5d4301480b27

java/src/com/android/inputmethod/latin/define/ProductionFlag.java

@@ -28,5 +28,5 @@ public final class ProductionFlag {
     // USES_DEVELOPMENT_ONLY_DIAGNOSTICS must be false for any production build.
     public static final boolean USES_DEVELOPMENT_ONLY_DIAGNOSTICS_DEBUG = false;
 
-    public static final boolean IS_HARDWARE_KEYBOARD_SUPPORTED = false;
+    public static final boolean IS_HARDWARE_KEYBOARD_SUPPORTED = true;
 }