Creating GN version of audio_decoder_unittests for linux tool chain

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("../../build/webrtc.gni")
 import("audio_coding.gni")
@@ skipping 920 matching lines @@
 
     defines = audio_coding_defines
 
     deps = audio_coding_deps + [
              ":audio_coding",
              ":neteq_unittest_tools",
              "//testing/gtest",
            ]
   }
 
+  test("audio_decoder_unittests") {
+    testonly = true
+    sources = [
+      "neteq/audio_decoder_unittest.cc",
+    ]
+
+    configs += [ "../..:common_config" ]
+    public_configs = [ "../..:common_inherited_config" ]
+
+    if (is_clang) {
+      # Suppress warnings from the Chromium Clang plugins (bugs.webrtc.org/163).
+      configs -= [ "//build/config/clang:find_bad_constructs" ]
+    }
+
+    deps = []
+    if (is_android) {
+      deps += [ "//testing/android/native_test:native_test_native_code" ]
+    }
+
+    defines = neteq_defines
+
+    deps += audio_coding_deps
+    deps += [
+      ":audio_decoder_interface",
+      ":isac",
+      ":isac_fix",
+      ":neteq",
+      ":neteq_unittest_tools",
+      "../../common_audio/",
+      "../../test:test_support_main",
+      "//testing/gtest",
+    ]
+
+    if (is_ios) {
+      data = [
+        "//resources/audio_coding/testfile32kHz.pcm",
+      ]
+    }
+  }  # audio_decoder_unittests
+
   if (rtc_enable_protobuf) {
     proto_library("neteq_unittest_proto") {
       sources = [
         "neteq/neteq_unittest.proto",
       ]
       proto_out_dir = "webrtc/audio_coding/neteq"
     }
 
     source_set("rtc_event_log_source") {
       testonly = true
@@ skipping 127 matching lines @@
       "../../common_audio",
       "../../test:rtp_test_utils",
       "../rtp_rtcp",
     ]
 
     if (rtc_enable_protobuf) {
       deps += [ ":rtc_event_log_source" ]
     }
   }
 }