Merge "Select prediction filter type in non-RD mode decision"

vp9/encoder/vp9_encodeframe.c

@@ -3360,8 +3360,7 @@ void vp9_encode_frame(VP9_COMP *cpi) {
     }
   } else {
     cm->reference_mode = SINGLE_REFERENCE;
-    // Force the usage of the BILINEAR interp_filter.
-    cm->interp_filter = BILINEAR;
+    cm->interp_filter = SWITCHABLE;
     encode_frame_internal(cpi);
   }
 }