Move RtpExtension to api/ directory and config.h/.cc to call/.

webrtc/modules/audio_coding/BUILD.gn

 # Copyright (c) 2014 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("../../webrtc.gni")
 import("audio_coding.gni")
@@ skipping 1551 matching lines @@
     }
 
     if (is_ios) {
       deps += [ ":audio_codec_speed_tests_data" ]
     }
 
     deps += [
       ":isac_fix",
       ":webrtc_opus",
       "../..:webrtc_common",
+      "../../api:libjingle_peerconnection_api",
       "../../rtc_base:rtc_base_approved",
+      "../../system_wrappers:metrics_default",
       "../../system_wrappers:system_wrappers_default",
+      "../../test:field_trial",
       "../../test:test_main",
       "../audio_processing",
       "//testing/gtest",
     ]
   }
 
   rtc_source_set("neteq_test_support") {
     testonly = true
     sources = [
       "neteq/tools/neteq_external_decoder_test.cc",
@@ skipping 111 matching lines @@
       ":g722",
       ":ilbc",
       ":isac",
       ":neteq",
       ":neteq_test_tools_deprecated",
       ":pcm16b",
       ":webrtc_opus",
       "../..:webrtc_common",
       "../../common_audio",
       "../../rtc_base:rtc_base_approved",
+      "../../system_wrappers:metrics_default",
+      "../../test:field_trial",
     ]
 
     configs += [ ":RTPencode_config" ]
 
     sources = [
       "neteq/test/PayloadTypes.h",
       "neteq/test/RTPencode.cc",
     ]
 
     include_dirs = [
@@ skipping 516 matching lines @@
 # webrtc/api/audio_codecs:builtin_audio_decoder_factory instead.
 # TODO(ossu): Remove this.
 rtc_source_set("builtin_audio_encoder_factory") {
   sources = [
     "codecs/builtin_audio_encoder_factory.h",
   ]
   deps = [
     "../../api/audio_codecs:builtin_audio_encoder_factory",
   ]
 }