add av1_ prefix to update_frame_size

It'a a public function now

Change-Id: I25b62b4fdb56fb7567e0a1c8208d75b2c95539a3

av1/encoder/encoder.c

diff --git a/av1/encoder/encoder.c b/av1/encoder/encoder.c
index fa66cee..160f186 100644
--- a/av1/encoder/encoder.c
+++ b/av1/encoder/encoder.c
@@ -292,7 +292,7 @@
   av1_calculate_tile_rows(seq_params, mi_params->mi_rows, tiles);
 }
 
-void update_frame_size(AV1_COMP *cpi) {
+void av1_update_frame_size(AV1_COMP *cpi) {
   AV1_COMMON *const cm = &cpi->common;
   MACROBLOCKD *const xd = &cpi->td.mb.e_mbd;
 
@@ -774,7 +774,7 @@
       initial_dimensions->width = initial_dimensions->height = 0;
     }
   }
-  update_frame_size(cpi);
+  av1_update_frame_size(cpi);
 
   rc->is_src_frame_alt_ref = 0;
 
@@ -1994,7 +1994,7 @@
     realloc_segmentation_maps(cpi);
     initial_dimensions->width = initial_dimensions->height = 0;
   }
-  update_frame_size(cpi);
+  av1_update_frame_size(cpi);
 
   return 0;
 }

av1/encoder/encoder.h

diff --git a/av1/encoder/encoder.h b/av1/encoder/encoder.h
index dd39f1c..7a65a9e 100644
--- a/av1/encoder/encoder.h
+++ b/av1/encoder/encoder.h
@@ -2854,7 +2854,7 @@
 void av1_set_screen_content_options(struct AV1_COMP *cpi,
                                     FeatureFlags *features);
 
-void update_frame_size(AV1_COMP *cpi);
+void av1_update_frame_size(AV1_COMP *cpi);
 
 // TODO(jingning): Move these functions as primitive members for the new cpi
 // class.

av1/encoder/svc_layercontext.c

diff --git a/av1/encoder/svc_layercontext.c b/av1/encoder/svc_layercontext.c
index d12cb14..650ec27 100644
--- a/av1/encoder/svc_layercontext.c
+++ b/av1/encoder/svc_layercontext.c
@@ -354,7 +354,7 @@
 
   cpi->common.width = width;
   cpi->common.height = height;
-  update_frame_size(cpi);
+  av1_update_frame_size(cpi);
 }
 
 void av1_svc_set_mt_per_spatial_layer(AV1_COMP *const cpi) {