Removing NetEq's direct dependencies on Opus headers.

Neteq had a direct dependency on Chromium/third_party/opus. This should be relayed by target webrtc_opus.

BUG=
R=henrik.lundin@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/42529004

Cr-Commit-Position: refs/heads/master@{#8567}
git-svn-id: http://webrtc.googlecode.com/svn/trunk@8567 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/modules/audio_coding/codecs/opus/opus.gypi b/webrtc/modules/audio_coding/codecs/opus/opus.gypi
index 4b61220..48c7bdf 100644
--- a/webrtc/modules/audio_coding/codecs/opus/opus.gypi
+++ b/webrtc/modules/audio_coding/codecs/opus/opus.gypi
@@ -21,6 +21,15 @@
           'dependencies': [
             '<(opus_dir)/opus.gyp:opus'
           ],
+          'export_dependent_settings': [
+            '<(opus_dir)/opus.gyp:opus',
+          ],
+          'direct_dependent_settings': {
+            'include_dirs': [  # need by Neteq audio classifier.
+              '<(opus_dir)/src/src',
+              '<(opus_dir)/src/celt',
+            ],
+          },
         }],
       ],
       'dependencies': [