Reland of Split iOS sdk in to separate targets

webrtc/modules/video_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")
 
@@ skipping 361 matching lines @@
       deps += [
         "../../base:rtc_base_approved",
         "../../sdk/android:libjingle_peerconnection_jni",
         "//base",
       ]
     }
 
     if (is_ios || is_mac) {
       deps += [
         "../../media:rtc_media_base",
-        "../../sdk:webrtc_h264_video_toolbox",
+        "../../sdk:objc_videotoolbox",
       ]
     }
   }
 
   rtc_source_set("video_coding_modules_tests") {
     testonly = true
 
     # Skip restricting visibility on mobile platforms since the tests on those
     # gets additional generated targets which would require many lines here to
     # cover (which would be confusing to read and hard to maintain).
@@ skipping 185 matching lines @@
     }
 
     # TODO(jschuh): bugs.webrtc.org/1348: fix this warning.
     configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
     if (!build_with_chromium && is_clang) {
       # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
       suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
     }
   }
 }