FP5: Use AOSP default Codec2/OMX ranks

debug.stagefright.ccodec=4
is the default value in frameworks.

debug.stagefright.omx_default_rank=0
was used to rank OMX SW codecs lower than OMX HW codecs
but we have removed all OMX SW codecs now.

Change-Id: Idf55ec02c2c0f4d2fa73f949cffef0d820a54570
diff --git a/vendor.prop b/vendor.prop
index 43ae255..bb94660 100644
--- a/vendor.prop
+++ b/vendor.prop
@@ -148,8 +148,6 @@
 
 # Media
 debug.stagefright.c2inputsurface=-1
-debug.stagefright.ccodec=4
-debug.stagefright.omx_default_rank=0
 
 # Network manager
 persist.vendor.data.mode=concurrent