Removing the dependency on //third_party/webrtc:webrtc and replacing with rtc_base.

remoting/BUILD.gn

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//remoting/build/config/remoting_build.gni")
 
 group("remoting_all") {
   testonly = true
 
   deps = [
@@ skipping 122 matching lines @@
   configs += [
     "//remoting/build/config:version",
 
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     "//build/config/compiler:no_size_t_to_int_warning",
   ]
 
   deps = [
     ":test_support",
     "//base",
+    "//base/test:test_support",
     "//google_apis",
     "//remoting/base:unit_tests",
     "//remoting/client:unit_tests",
     "//remoting/protocol:unit_tests",
     "//remoting/signaling:unit_tests",
     "//remoting/test:unit_tests",
     "//testing/gmock",
     "//testing/gtest",
-    "//third_party/webrtc",
   ]
 
   if (enable_remoting_host) {
     deps += [
       "//remoting/codec:unit_tests",
       "//remoting/host:unit_tests",
       "//ui/gfx",
     ]
   }
 
@@ skipping 51 matching lines @@
     if (is_win) {
       defines += [ "_ALT_NO_EXCEPTIONS" ]
 
       libs += [
         "rpcrt4.lib",
         "wtsapi32.lib",
       ]
     }
   }
 }