Decoupling rtc_base from apple specific code [without cyclic deps]

webrtc/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.
 
 # TODO(kjellander): Rebase this to webrtc/build/common.gypi changes after r6330.
 
@@ skipping 257 matching lines @@
       "stats",
       "system_wrappers:system_wrappers_default",
       "video",
       "voice_engine",
     ]
 
     if (rtc_enable_protobuf) {
       defines += [ "ENABLE_RTC_EVENT_LOG" ]
       deps += [ "logging:rtc_event_log_proto" ]
     }
+
+    if (is_ios) {
+      deps += [ "rtc_base:rtc_base_apple" ]
+    }
   }
 
   if (rtc_include_tests) {
     # Target to build all the WebRTC tests (but not examples or tools).
     # Executable in order to get a target that links all WebRTC code.
     rtc_executable("webrtc_tests") {
       testonly = true
 
       # Only the root target should depend on this.
       visibility = [ "//:default" ]
@@ skipping 38 matching lines @@
           "modules/audio_device:audio_device_tests",
           "voice_engine:voe_auto_test",
         ]
       }
       if (rtc_enable_protobuf) {
         deps += [
           "audio:low_bandwidth_audio_test",
           "logging:rtc_event_log2rtp_dump",
         ]
       }
+      if (is_ios || is_mac) {
+        deps += [ "rtc_base:rtc_base_apple" ]
+      }
     }
   }
 }
 
 rtc_static_library("webrtc_common") {
   # TODO(mbonadei): Remove (bugs.webrtc.org/7745)
   # Enabling GN check triggers cyclic dependency error:
   # //webrtc:webrtc_common ->
   # //webrtc/api:video_frame_api ->
   # //webrtc/system_wrappers:system_wrappers ->
@@ skipping 63 matching lines @@
     if (rtc_enable_protobuf) {
       deps += [ "logging:rtc_event_log_tests" ]
     }
 
     if (is_android) {
       deps += [ "//testing/android/native_test:native_test_support" ]
       shard_timeout = 900
     }
 
     if (is_ios || is_mac) {
-      deps += [ "sdk:objc_sdk_unittests" ]
+      deps += [
+        "rtc_base:rtc_base_apple",
+        "sdk:objc_sdk_unittests",
+      ]
     }
   }
 
   # TODO(pbos): Rename test suite, this is no longer "just" for video targets.
   video_engine_tests_resources = [
     "../resources/foreman_cif_short.yuv",
     "../resources/voice_engine/audio_long16.pcm",
   ]
 
   if (is_ios) {
@@ skipping 26 matching lines @@
       # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
       suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
     }
     if (is_android) {
       deps += [ "//testing/android/native_test:native_test_native_code" ]
       shard_timeout = 900
     }
     if (is_ios) {
       deps += [ ":video_engine_tests_bundle_data" ]
     }
+    if (is_ios || is_mac) {
+      deps += [ "rtc_base:rtc_base_apple" ]
+    }
   }
 
   webrtc_perf_tests_resources = [
     "../resources/audio_coding/speech_mono_16kHz.pcm",
     "../resources/audio_coding/speech_mono_32_48kHz.pcm",
     "../resources/audio_coding/testfile32kHz.pcm",
     "../resources/ConferenceMotion_1280_720_50.yuv",
     "../resources/difficult_photo_1850_1110.yuv",
     "../resources/foreman_cif.yuv",
     "../resources/google-wifi-3mbps.rx",
@@ skipping 30 matching lines @@
     ]
 
     data = webrtc_perf_tests_resources
     if (is_android) {
       deps += [ "//testing/android/native_test:native_test_native_code" ]
       shard_timeout = 2700
     }
     if (is_ios) {
       deps += [ ":webrtc_perf_tests_bundle_data" ]
     }
+    if (is_ios || is_mac) {
+      deps += [ "rtc_base:rtc_base_apple" ]
+    }
   }
 
   rtc_test("webrtc_nonparallel_tests") {
     testonly = true
     deps = [
       "base:rtc_base_nonparallel_tests",
     ]
     if (is_android) {
       deps += [ "//testing/android/native_test:native_test_support" ]
       shard_timeout = 900
     }
+    if (is_ios || is_mac) {
+      deps += [ "rtc_base:rtc_base_apple" ]
+    }
   }
 
   if (is_android) {
     junit_binary("android_junit_tests") {
       java_files = [
         "examples/androidjunit/src/org/appspot/apprtc/BluetoothManagerTest.java",
         "examples/androidjunit/src/org/appspot/apprtc/DirectRTCClientTest.java",
         "examples/androidjunit/src/org/appspot/apprtc/TCPChannelClientTest.java",
         "sdk/android/tests/src/org/webrtc/CameraEnumerationTest.java",
       ]
 
       deps = [
         "examples:AppRTCMobile_javalib",
         "sdk/android:libjingle_peerconnection_java",
         "//base:base_java_test_support",
       ]
     }
   }
 }