Remove obsolete HOST_LONGBITS feature check.

It is no longer used by the source code, so remove it entirely.

Change-Id: Id7e45500d3066ae7b750997ef78b02ce2f8d36b8
diff --git a/android-configure.sh b/android-configure.sh
index fb8ac47..07ba302 100755
--- a/android-configure.sh
+++ b/android-configure.sh
@@ -493,17 +493,6 @@
 feature_run_exec HOST_BIGENDIAN
 fi
 
-# check size of host long bits
-HOST_LONGBITS=32
-if [ "$TARGET_OS" = "$OS" ] ; then
-cat > $TMPC << EOF
-int main(void) {
-        return sizeof(void*)*8;
-}
-EOF
-feature_run_exec HOST_LONGBITS
-fi
-
 # check whether we have <byteswap.h>
 #
 feature_check_header HAVE_BYTESWAP_H      "<byteswap.h>"