vp9_decodeframe: hide vp9_dec_build_inter_predictors_sb

+ strip 'vp9_' prefix

Change-Id: Ia057432095e5741473275d4da03ab665c37e924e

vp9/decoder/vp9_decodeframe.c

@@ -374,6 +374,12 @@ static MB_MODE_INFO *set_offsets(VP9_COMMON *const cm, MACROBLOCKD *const xd,
   return &xd->mi[0]->mbmi;
 }
 
+// TODO(jzern): relocate this function to avoid the static prototype.
+static void dec_build_inter_predictors_sb(VP9Decoder *const pbi,
+                                          MACROBLOCKD *xd,
+                                          int mi_row, int mi_col,
+                                          BLOCK_SIZE bsize);
+
 static void decode_block(VP9Decoder *const pbi, MACROBLOCKD *const xd,
                          const TileInfo *const tile,
                          int mi_row, int mi_col,
@@ -405,7 +411,7 @@ static void decode_block(VP9Decoder *const pbi, MACROBLOCKD *const xd,
                                   predict_and_reconstruct_intra_block, &arg);
   } else {
     // Prediction
-    vp9_dec_build_inter_predictors_sb(pbi, xd, mi_row, mi_col, bsize);
+    dec_build_inter_predictors_sb(pbi, xd, mi_row, mi_col, bsize);
 
     // Reconstruction
     if (!mbmi->skip) {
@@ -2022,9 +2028,10 @@ static void dec_build_inter_predictors(VP9Decoder *const pbi, MACROBLOCKD *xd,
 #endif  // CONFIG_VP9_HIGHBITDEPTH
 }
 
-void vp9_dec_build_inter_predictors_sb(VP9Decoder *const pbi, MACROBLOCKD *xd,
-                                       int mi_row, int mi_col,
-                                       BLOCK_SIZE bsize) {
+static void dec_build_inter_predictors_sb(VP9Decoder *const pbi,
+                                          MACROBLOCKD *xd,
+                                          int mi_row, int mi_col,
+                                          BLOCK_SIZE bsize) {
   int plane;
   const int mi_x = mi_col * MI_SIZE;
   const int mi_y = mi_row * MI_SIZE;

vp9/decoder/vp9_decodeframe.h

@@ -31,9 +31,6 @@ void vp9_read_frame_size(struct vp9_read_bit_buffer *rb,
                          int *width, int *height);
 BITSTREAM_PROFILE vp9_read_profile(struct vp9_read_bit_buffer *rb);
 
-void vp9_dec_build_inter_predictors_sb(struct VP9Decoder *const pbi,
-                                       MACROBLOCKD *xd, int mi_row, int mi_col,
-                                       BLOCK_SIZE bsize);
 #ifdef __cplusplus
 }  // extern "C"
 #endif