Support external audio mixer.

webrtc/api/BUILD.gn

 # Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 import("../build/webrtc.gni")
 if (is_android) {
   import("//build/config/android/config.gni")
   import("//build/config/android/rules.gni")
 }
 
 group("api") {
   public_deps = [
     ":libjingle_peerconnection",
   ]
   if (is_android && !build_with_chromium) {
     public_deps += [
       ":libjingle_peerconnection_java",
       ":libjingle_peerconnection_so",
     ]
   }
 }
 
-rtc_source_set("call_api") {
+rtc_static_library("call_api") {

[GeorgeZ, 2016/12/01 17:36:32]

Based on this bug
https://buganizer.corp.google.com/u/0/issues/31847415

rtc_source-set has to change to rtc_static_library to avoid the link issue of
the application that uses webrtc.

[aleloi, 2016/12/05 14:03:08]

Please don't post internal links here.

[GeorgeZ, 2016/12/05 17:56:18]

Thanks for reminding.

On 2016/12/05 14:03:08, aleloi wrote:
Done.

   sources = [
     "call/audio_receive_stream.h",
     "call/audio_send_stream.cc",
     "call/audio_send_stream.h",
     "call/audio_sink.h",
     "call/audio_state.h",
     "call/flexfec_receive_stream.h",
   ]
 
   deps = [
@@ skipping 493 matching lines @@
         ":libjingle_peerconnection_java",
         ":libjingle_peerconnection_metrics_default_java",
         "../base:base_java",
         "//base:base_java",
       ]
 
       shared_libraries = [ ":libjingle_peerconnection_so" ]
     }
   }
 }