Fix deprecated methods in AppRTCMobile.

webrtc/examples/BUILD.gn

 # Copyright (c) 2016 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")
 if (is_android) {
@@ skipping 132 matching lines @@
       "//webrtc/sdk/android:libjingle_peerconnection_java",
     ]
 
     data = [
       "//resources/reference_video_640x360_30fps.y4m",
     ]
   }
 }
 
 if (is_ios || (is_mac && target_cpu != "x86")) {
-  config("warnings_config") {
-    # GN orders flags on a target before flags from configs. The default config
-    # adds these flags so to cancel them out they need to come from a config and
-    # cannot be on the target directly.
-    if (is_ios) {
-      # Suppress compiler warnings about deprecated that triggered
-      # when moving from ios_deployment_target 7.0 to 9.0.
-      # See webrtc:5549 for more details.
-      cflags = [ "-Wno-deprecated-declarations" ]
-      cflags_objc = [
-        # Enabled for cflags_objc in build/config/compiler/BUILD.gn.
-        # See webrtc:6520.
-        "-Wno-objc-missing-property-synthesis",
-      ]
-    }
-  }
-
   config("apprtc_common_config") {
     include_dirs = [ "objc/AppRTCMobile/common" ]
   }
 
   rtc_static_library("apprtc_common") {
     testonly = true
     sources = [
       "objc/AppRTCMobile/common/ARDUtilities.h",
       "objc/AppRTCMobile/common/ARDUtilities.m",
     ]
-    configs += [
-      ":warnings_config",
-      "//build/config/compiler:enable_arc",
-    ]
+    configs += [ "//build/config/compiler:enable_arc" ]
     public_configs = [ ":apprtc_common_config" ]
 
     deps = [
       "//webrtc/sdk:rtc_sdk_common_objc",
       "//webrtc/system_wrappers:field_trial_default",
       "//webrtc/system_wrappers:metrics_default",
     ]
   }
 
   config("apprtc_signaling_config") {
@@ skipping 44 matching lines @@
       "objc/AppRTCMobile/ARDWebSocketChannel.m",
       "objc/AppRTCMobile/RTCIceCandidate+JSON.h",
       "objc/AppRTCMobile/RTCIceCandidate+JSON.m",
       "objc/AppRTCMobile/RTCIceServer+JSON.h",
       "objc/AppRTCMobile/RTCIceServer+JSON.m",
       "objc/AppRTCMobile/RTCMediaConstraints+JSON.h",
       "objc/AppRTCMobile/RTCMediaConstraints+JSON.m",
       "objc/AppRTCMobile/RTCSessionDescription+JSON.h",
       "objc/AppRTCMobile/RTCSessionDescription+JSON.m",
     ]
-    configs += [
-      "//build/config/compiler:enable_arc",
-      ":warnings_config",
-    ]
+    configs += [ "//build/config/compiler:enable_arc" ]
     public_configs = [ ":apprtc_signaling_config" ]
     deps = [
       ":apprtc_common",
       ":socketrocket",
     ]
     public_deps = [
       "//webrtc/sdk:rtc_sdk_peerconnection_objc",
     ]
     libs = [ "QuartzCore.framework" ]
   }
@@ skipping 12 matching lines @@
         "objc/AppRTCMobile/ios/ARDStatsView.h",
         "objc/AppRTCMobile/ios/ARDStatsView.m",
         "objc/AppRTCMobile/ios/ARDVideoCallView.h",
         "objc/AppRTCMobile/ios/ARDVideoCallView.m",
         "objc/AppRTCMobile/ios/ARDVideoCallViewController.h",
         "objc/AppRTCMobile/ios/ARDVideoCallViewController.m",
         "objc/AppRTCMobile/ios/AppRTCMobile-Prefix.pch",
         "objc/AppRTCMobile/ios/UIImage+ARDUtilities.h",
         "objc/AppRTCMobile/ios/UIImage+ARDUtilities.m",
       ]
-      configs += [
-        "//build/config/compiler:enable_arc",
-        ":warnings_config",
-      ]
+      configs += [ "//build/config/compiler:enable_arc" ]
 
       deps = [
         ":apprtc_common",
         ":apprtc_signaling",
         "//webrtc/modules/audio_device",
       ]
     }
 
     ios_app_bundle("AppRTCMobile") {
       testonly = true
@@ skipping 357 matching lines @@
 
     deps = [
       "../base:rtc_base",
       "../base:rtc_base_approved",
       "../p2p:libstunprober",
       "../p2p:rtc_p2p",
       "../system_wrappers:field_trial_default",
     ]
   }
 }