Reorganize libvpx to mimic Chromium's layout. We now sync libvpx to a subdirectory of third_party/libvpx where we've submitted our few wrapper files. This avoids having to "svn export" to the directory and allows direct committing of files.

Review URL: http://webrtc-codereview.appspot.com/64001

git-svn-id: http://webrtc.googlecode.com/svn/trunk@186 4adac7df-926f-26a2-2b94-8c16560cd09d

third_party/libvpx/source/config/android/vpx_config.c

@@ -0,0 +1,2 @@
+static const char* const cfg = "--target=generic-gnu";
+const char *vpx_codec_build_config(void) {return cfg;}