Keep using the BSD grep/egrep/fgrep for now.

We hadn't switched over egrep and fgrep, and we were building
that functionality into our BSD grep anyway. For consistency
we should do them all together, not have this mix.

Change-Id: I8e858c24a6ca4e4048c17ea389098ee052f99f6c
diff --git a/Android.mk b/Android.mk
index 680549f..750d704 100644
--- a/Android.mk
+++ b/Android.mk
@@ -190,7 +190,7 @@
 
 LOCAL_MODULE := toybox
 
-# dupes: df du grep ls mount nc netcat renice touch umount
+# dupes: df du ls mount nc netcat renice touch umount
 # useless?: chvt freeramdisk fsfreeze install makedevs mkfifo mktemp nbd-client
 #           partprobe pivot_root pwdx rev rfkill switch_root tty unshare vconfig
 # prefer efs2progs instead?: blkid chattr lsattr
@@ -218,12 +218,10 @@
     dmesg \
     dos2unix \
     echo \
-    egrep \
     env \
     expand \
     fallocate \
     false \
-    fgrep \
     find \
     free \
     getenforce \