Fix duplicate vp8_compute_frame_size_bounds

Likely introduced by a bad automatic merge from gerrit.

Change-Id: I0c6dd6ec18809cf9492f524d283fa4a3a8f4088b
diff --git a/vp8/encoder/ratectrl.c b/vp8/encoder/ratectrl.c
index 7903df7..09a69bc 100644
--- a/vp8/encoder/ratectrl.c
+++ b/vp8/encoder/ratectrl.c
@@ -1502,7 +1502,7 @@
     cpi->key_frame_count++;
 }
 
-void vp8_compute_frame_size_bounds(VP8_COMP *cpi, int *frame_under_shoot_limit, int *frame_over_shoot_limit)
+
 void vp8_compute_frame_size_bounds(VP8_COMP *cpi, int *frame_under_shoot_limit, int *frame_over_shoot_limit)
 {
     // Set-up bounds on acceptable frame size: