Adding timing info to sequence headers

Change-Id: I0fdb09499196e02709e067f690dff71146ee5114
diff --git a/aom_dsp/bitreader_buffer.h b/aom_dsp/bitreader_buffer.h
index eeedc1f..2c583a3 100644
--- a/aom_dsp/bitreader_buffer.h
+++ b/aom_dsp/bitreader_buffer.h
@@ -37,6 +37,10 @@
 
 int aom_rb_read_literal(struct aom_read_bit_buffer *rb, int bits);
 
+#if CONFIG_TIMING_INFO_IN_SEQ_HEADERS
+uint32_t aom_rb_read_unsigned_literal(struct aom_read_bit_buffer *rb, int bits);
+#endif
+
 int aom_rb_read_inv_signed_literal(struct aom_read_bit_buffer *rb, int bits);
 
 #ifdef __cplusplus