Reduce APK size by disabling WebRTC.

remoting/client/jni/chromoting_jni_instance.cc

 // Copyright 2013 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.
 
 #include "remoting/client/jni/chromoting_jni_instance.h"
 
 #include <android/log.h>
 #include <stdint.h>
 
 #include <utility>
@@ skipping 390 matching lines @@
   scoped_refptr<protocol::TransportContext> transport_context =
       new protocol::TransportContext(
           signaling_.get(),
           make_scoped_ptr(new protocol::ChromiumPortAllocatorFactory()),
           make_scoped_ptr(
               new ChromiumUrlRequestFactory(jni_runtime_->url_requester())),
           protocol::NetworkSettings(
               protocol::NetworkSettings::NAT_TRAVERSAL_FULL),
           protocol::TransportRole::CLIENT);
 
+#if defined(ENABLE_WEBRTC_REMOTING_CLIENT)
   if (flags_.find("useWebrtc") != std::string::npos) {
     VLOG(0) << "Attempting to connect using WebRTC.";
     scoped_ptr<protocol::CandidateSessionConfig> protocol_config =
         protocol::CandidateSessionConfig::CreateEmpty();
     protocol_config->set_webrtc_supported(true);
     protocol_config->set_ice_supported(false);
     client_->set_protocol_config(std::move(protocol_config));
   }
-
+#endif  // defined(ENABLE_WEBRTC_REMOTING_CLIENT)
   client_->Start(signaling_.get(), client_auth_config_, transport_context,
                  host_jid_, capabilities_);
 }
 
 void ChromotingJniInstance::FetchSecret(
     bool pairable,
     const protocol::SecretFetchedCallback& callback) {
   if (!jni_runtime_->ui_task_runner()->BelongsToCurrentThread()) {
     jni_runtime_->ui_task_runner()->PostTask(
         FROM_HERE, base::Bind(&ChromotingJniInstance::FetchSecret,
@@ skipping 61 matching lines @@
       perf_tracker_->round_trip_ms());
 
   client_status_logger_->LogStatistics(perf_tracker_.get());
 
   jni_runtime_->network_task_runner()->PostDelayedTask(
       FROM_HERE, base::Bind(&ChromotingJniInstance::LogPerfStats, this),
       base::TimeDelta::FromMilliseconds(kPerfStatsIntervalMs));
 }
 
 }  // namespace remoting