Stop using public_deps in media/.

Bug: webrtc:8603
Change-Id: I7a6dad323ac298dc784feb5aa1fdc2ae5876cb5c
No-Try: True
Reviewed-on: https://webrtc-review.googlesource.com/33180
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#21591}
diff --git a/sdk/BUILD.gn b/sdk/BUILD.gn
index 9ecc01f..3896bef 100644
--- a/sdk/BUILD.gn
+++ b/sdk/BUILD.gn
@@ -847,6 +847,7 @@
         "../api:video_frame_api",
         "../api/video_codecs:video_codecs_api",
         "../common_video",
+        "../media:rtc_audio_video",
         "../media:rtc_internal_video_codecs",
         "../media:rtc_media",
         "../media:rtc_media_base",