logging to statsd by native static libs

Here are the commit's result.
1. libstatslog.so is no longer a dynamic lib
2. there is only libnetd_resolv.so in com.android.resolv/lib64

-- list of dynamic libraries
[Without the commit]
objdump -p out/target/product/crosshatch/apex/com.android.resolv/lib64/libnetd_resolv.so  |grep NEEDED
Dynamic Section:
  NEEDED               libbinder_ndk.so
  NEEDED               libstatslog.so
  NEEDED               libc.so
  NEEDED               libm.so
  NEEDED               libdl.so
[With the commit] ( libstatslog.so is no longer a dynamic lib)
objdump -p out/target/product/crosshatch/apex/com.android.resolv/lib64/libnetd_resolv.so  |grep NEEDED
Dynamic Section:
  NEEDED               libbinder_ndk.so
  NEEDED               libc.so
  NEEDED               libm.so
  NEEDED               libdl.so

-size of libnetd_resolv.so before and after this change
[Without commit]
crosshatch:/apex/com.android.resolv/lib64 # ls -l
total 3056
-rw-r--r-- 1 system system   83552 1970-01-01 08:00 libbase.so
-rw-r--r-- 1 system system  842296 1970-01-01 08:00 libc++.so
-rw-r--r-- 1 system system   73744 1970-01-01 08:00 libcutils.so
-rw-r--r-- 1 system system  132320 1970-01-01 08:00 libjsoncpp.so
-rw-r--r-- 1 system system 1545208 1970-01-01 08:00 libnetd_resolv.so
-rw-r--r-- 1 system system  138816 1970-01-01 08:00 libprocessgroup.so
-rw-r--r-- 1 system system  176896 1970-01-01 08:00 libstatslog.so
-rw-r--r-- 1 system system  117424 1970-01-01 08:00 libutils.so

[With the commit] (there is only one lib in com.android.resolv/lib64 )
crosshatch:/apex/com.android.resolv/lib64 # ls -l
total 1520
-rw-r--r-- 1 system system 1553776 1970-01-01 08:00 libnetd_resolv.so

Test: make statsd_testdrive
      ./out/host/linux-x86/bin/statsd_testdrive 116 => pass
      system/netd/tests/$ ./runtests.sh =>pass

Bug: 132162484
Change-Id: Idbc7f35645b7eb994107b490fb8d89589dc1ac09