Fix definitions with CONFIG_REDUCED_ENCODER_BORDER enabled

AOM_ENC_NO_SCALE_BORDER and AOM_DEC_BORDER_IN_PIXELS are used
but not defined when CONFIG_REDUCED_ENCODER_BORDER is turned on.

Change-Id: I11d9abb5e905bf4a76f4a5b029f2af0575c38f8c
diff --git a/aom_scale/yv12config.h b/aom_scale/yv12config.h
index ac0b386..28147206 100644
--- a/aom_scale/yv12config.h
+++ b/aom_scale/yv12config.h
@@ -32,9 +32,9 @@
 #define AOM_BORDER_IN_PIXELS 160
 #else
 #define AOM_BORDER_IN_PIXELS 288
+#endif  // CONFIG_REDUCED_ENCODER_BORDER
 #define AOM_ENC_NO_SCALE_BORDER 160
 #define AOM_DEC_BORDER_IN_PIXELS 64
-#endif  // CONFIG_REDUCED_ENCODER_BORDER
 
 typedef struct yv12_buffer_config {
   union {