Work toward enabling WebRTC in the GN build.

third_party/libjingle/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 
 # From third_party/libjingle/libjingle.gyp's target_defaults.
 config("jingle_unexported_configs") {
   defines = [
@@ skipping 231 matching lines @@
     "source/talk/xmpp/xmppstanzaparser.cc",
     "source/talk/xmpp/xmppstanzaparser.h",
     "source/talk/xmpp/xmpptask.cc",
     "source/talk/xmpp/xmpptask.h",
   ]
   sources -= [
     # Compiled as part of libjingle_p2p_constants.
     "source/talk/p2p/base/constants.cc",
     "source/talk/p2p/base/constants.h",
   ]
+  public_deps = [
+    ":jingle_deps"
+  ]
   deps = [
     "//third_party/webrtc/base:webrtc_base",
     ":libjingle_p2p_constants",
-    ":jingle_deps"
   ]
 
   # From libjingle_common.gypi's conditions list.
   if (is_win) {
     cflags = [ "/wd4005", "/wd4267" ]
   }
 
-  forward_dependent_configs_from = [
-    ":jingle_deps"
-  ]
   configs += [
     ":jingle_unexported_configs"
   ]
-  direct_dependent_configs = [
+  public_configs = [
     ":jingle_direct_dependent_configs",
   ]
   all_dependent_configs = [
     ":jingle_all_dependent_configs",
   ]
 }
 
 # This has to be is a separate project due to a bug in MSVS 2008 and the
 # current toolset on android.  The problem is that we have two files named
 # "constants.cc" and MSVS/android doesn't handle this properly.
 # GYP currently has guards to catch this, so if you want to remove it,
 # run GYP and if GYP has removed the validation check, then we can assume
 # that the toolchains have been fixed (we currently use VS2010 and later,
 # so VS2008 isn't a concern anymore).
 #
 # GYP version: third_party/libjingle.gyp:libjingle_p2p_constants
 static_library("libjingle_p2p_constants") {
   sources = [
     "source/talk/p2p/base/constants.cc",
     "source/talk/p2p/base/constants.h",
   ]
-  deps = [
-    ":jingle_deps",
-  ]
-  forward_dependent_configs_from = [
+  public_deps = [
     ":jingle_deps",
   ]
   configs += [
     ":jingle_unexported_configs"
   ]
-  direct_dependent_configs = [
+  public_configs = [
     ":jingle_direct_dependent_configs",
   ]
   all_dependent_configs = [
     ":jingle_all_dependent_configs",
   ]
 }
 
 # GYP version: third_party/libjingle.gyp:peerconnnection_server
 #TODO(GYP): Switch to executable when WebRTC dependency is resolved.
 source_set("peerconnnection_server") {
   sources = [
     "source/talk/examples/peerconnection/server/data_socket.cc",
     "source/talk/examples/peerconnection/server/data_socket.h",
     "source/talk/examples/peerconnection/server/main.cc",
     "source/talk/examples/peerconnection/server/peer_channel.cc",
     "source/talk/examples/peerconnection/server/peer_channel.h",
     "source/talk/examples/peerconnection/server/utils.cc",
     "source/talk/examples/peerconnection/server/utils.h",
   ]
   include_dirs = [
     "source",
   ]
+  public_deps = [
+    ":jingle_deps",
+  ]
   deps = [
     ":libjingle",
     ":jingle_deps",
   ]
-  forward_dependent_configs_from = [
-    ":jingle_deps",
-  ]
   configs += [
     ":jingle_unexported_configs"
   ]
-  direct_dependent_configs = [
+  public_configs = [
     ":jingle_direct_dependent_configs",
   ]
   all_dependent_configs = [
     ":jingle_all_dependent_configs",
   ]
   if (is_win) {
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     cflags = [ "/wd4309" ]
   }
 }
 
 if (enable_webrtc) {
 
   source_set("libjingle_webrtc") {
     sources = [
       "overrides/init_webrtc.cc",
       "overrides/init_webrtc.h",
     ]
+    configs += [ ":jingle_unexported_configs" ]
+    public_configs = [ ":jingle_direct_dependent_configs" ]
     deps = [ ":libjingle_webrtc_common" ]
   }
 
   # Note: this does not support the shared library build of libpeerconnection
   # as is supported in the GYP build. It's not clear what this is used for.
   source_set("libjingle_webrtc_common") {
     sources = [
       "overrides/talk/media/webrtc/webrtcexport.h",
 
       "source/talk/app/webrtc/audiotrack.cc",
@@ skipping 138 matching lines @@
       "source/talk/session/media/typingmonitor.cc",
       "source/talk/session/media/typingmonitor.h",
       "source/talk/session/media/voicechannel.h",
       "source/talk/session/tunnel/pseudotcpchannel.cc",
       "source/talk/session/tunnel/pseudotcpchannel.h",
       "source/talk/session/tunnel/tunnelsessionclient.cc",
       "source/talk/session/tunnel/tunnelsessionclient.h",
     ]
 
     configs += [ ":jingle_unexported_configs" ]
-    direct_dependent_configs = [ ":jingle_direct_dependent_configs" ]
+    public_configs = [ ":jingle_direct_dependent_configs" ]
 
     deps = [
       "//third_party/libsrtp",
       "//third_party/webrtc/modules/media_file",
       "//third_party/webrtc/modules/video_capture",
       "//third_party/webrtc/modules/video_render",
     ]
 
     if (!is_ios) {
       # TODO(mallinath) - Enable SCTP for iOS.
@@ skipping 18 matching lines @@
       "source/talk/media/webrtc/webrtcmediaengine.h",
       "source/talk/media/webrtc/webrtcvideoengine.cc",
       "source/talk/media/webrtc/webrtcvideoengine.h",
       "source/talk/media/webrtc/webrtcvideoengine2.cc",
       "source/talk/media/webrtc/webrtcvideoengine2.h",
       "source/talk/media/webrtc/webrtcvoiceengine.cc",
       "source/talk/media/webrtc/webrtcvoiceengine.h",
     ]
 
     configs += [ ":jingle_unexported_configs" ]
-    direct_dependent_configs = [ ":jingle_direct_dependent_configs" ]
+    public_configs = [ ":jingle_direct_dependent_configs" ]
 
     deps = [
       ":libjingle_webrtc_common",
       "//third_party/webrtc",
       "//third_party/webrtc/system_wrappers",
       "//third_party/webrtc/voice_engine",
     ]
   }
 
 }  # enable_webrtc
 
 # TODO(GYP): Port libjingle.gyp's enable_webrtc condition block.