Clean up unneeded includes in common_video/BUILD.gn.

WebRTC internal headers are always included starting from the root
(e.g. #include "common_video/..."), so there is no need to
specify the include_dirs removed by this CL.

Bug: webrtc:9538
Change-Id: I9c10d419d1ec51502281329dfa5b6f68643b27f1
Reviewed-on: https://webrtc-review.googlesource.com/89389
Reviewed-by: Oleh Prypin <oprypin@webrtc.org>
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24036}
diff --git a/common_video/BUILD.gn b/common_video/BUILD.gn
index 7dfac4f..3e06cb8 100644
--- a/common_video/BUILD.gn
+++ b/common_video/BUILD.gn
@@ -8,10 +8,6 @@
 
 import("../webrtc.gni")
 
-config("common_video_config") {
-  include_dirs = [ "include" ]
-}
-
 rtc_static_library("common_video") {
   visibility = [ "*" ]
 
@@ -45,10 +41,6 @@
     "video_render_frames.h",
   ]
 
-  include_dirs = [ "../modules/interface" ]
-
-  public_configs = [ ":common_video_config" ]
-
   deps = [
     "..:webrtc_common",
     "../:typedefs",