Harmonize FWD_KF with CONFIG_NO_FRAME_CONTEXT_SIGNALING

Change-Id: Ica72d7d2140c822ae25f3c71ed88385c8f1372a8
diff --git a/av1/decoder/decodeframe.c b/av1/decoder/decodeframe.c
index 5bbb65a..a6ca28b 100644
--- a/av1/decoder/decodeframe.c
+++ b/av1/decoder/decodeframe.c
@@ -2609,7 +2609,9 @@
     pbi->need_resync = 0;
   }
 
+#if !CONFIG_NO_FRAME_CONTEXT_SIGNALING
   cm->reset_frame_context = RESET_FRAME_CONTEXT_ALL;
+#endif  // !CONFIG_NO_FRAME_CONTEXT_SIGNALING
 
   cm->cur_frame->intra_only = 1;