Added virtual view hierarchy for keyboard accessibility.

Bug: 5829051
Change-Id: Ied1b6267eec616bd3b9337f6e761b0c740aa0eb2
diff --git a/java/Android.mk b/java/Android.mk
index fd71d82..52cc18b 100644
--- a/java/Android.mk
+++ b/java/Android.mk
@@ -30,6 +30,7 @@
 
 LOCAL_STATIC_JAVA_LIBRARIES := android-common
 LOCAL_STATIC_JAVA_LIBRARIES += inputmethod-common
+LOCAL_STATIC_JAVA_LIBRARIES += android-support-v4
 
 # Do not compress dictionary files to mmap dict data runtime
 LOCAL_AAPT_FLAGS := -0 .dict