Delete a chain of methods in ViE, VoE and ACM

webrtc/video_engine/vie_sync_module.cc

Index: webrtc/video_engine/vie_sync_module.cc
diff --git a/webrtc/video_engine/vie_sync_module.cc b/webrtc/video_engine/vie_sync_module.cc
index 1c5d877cd221f58ebd936e6759f426313976e8c2..e7327eb1036489bb4630aaccb88f93838b02f81e 100644
--- a/webrtc/video_engine/vie_sync_module.cc
+++ b/webrtc/video_engine/vie_sync_module.cc
@@ -171,18 +171,4 @@ int32_t ViESyncModule::Process() {
   return 0;
 }
 
-int ViESyncModule::SetTargetBufferingDelay(int target_delay_ms) {
-  CriticalSectionScoped cs(data_cs_.get());
-  if (!voe_sync_interface_) {
-    LOG(LS_ERROR) << "voe_sync_interface_ NULL, can't set playout delay.";
-    return -1;
-  }
-  sync_->SetTargetBufferingDelay(target_delay_ms);
-  // Setting initial playout delay to voice engine (video engine is updated via
-  // the VCM interface).
-  voe_sync_interface_->SetInitialPlayoutDelay(voe_channel_id_,
-                                              target_delay_ms);
-  return 0;
-}
-
 }  // namespace webrtc