Add include dirs to dependent targets in the GN build.

This will enable it to be hooked up.

TBR=tomfinegan@chromium.org

Review URL: https://codereview.chromium.org/584253002

git-svn-id: http://src.chromium.org/svn/trunk/deps/third_party/libvpx@292050 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

1 files changed, 9 insertions, 0 deletions

diff --git a/BUILD.gn b/BUILD.gn
index 5a347d0..797f473 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -44,6 +44,13 @@ config("libvpx_config") {
   cflags = [ "-Wno-unused-function", "-Wno-sign-compare" ]
 }
 
+# This config is applied to targets that depend on libvpx.
+config("libvpx_external_config") {
+  include_dirs = [
+    "//third_party/libvpx/source/libvpx",
+  ]
+}
+
 executable("libvpx_obj_int_extract") {
   sources = [
     "//third_party/libvpx/source/libvpx/build/make/obj_int_extract.c"
@@ -267,4 +274,6 @@ static_library("libvpx") {
   if (cpu_arch == "arm") {
     deps += [ ":libvpx_assembly_arm" ]
   }
+
+  public_configs = [ ":libvpx_external_config" ]
 }