Remove Sync JS generic request/reply framework

sync/internal_api/sync_manager_impl.cc

 // Copyright (c) 2012 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 "sync/internal_api/sync_manager_impl.h"
 
 #include <string>
 
 #include "base/base64.h"
 #include "base/bind.h"
@@ skipping 923 matching lines @@
                     OnProtocolEvent(event));
 }
 
 void SyncManagerImpl::SetJsEventHandler(
     const WeakHandle<JsEventHandler>& event_handler) {
   js_sync_manager_observer_.SetJsEventHandler(event_handler);
   js_mutation_event_observer_.SetJsEventHandler(event_handler);
   js_sync_encryption_handler_observer_.SetJsEventHandler(event_handler);
 }
 
-// TODO(rlarocque): This function is no longer needed and should be removed.
-// See http://crbug.com/357821.
-void SyncManagerImpl::ProcessJsMessage(
-    const std::string& name, const JsArgList& args,
-    const WeakHandle<JsReplyHandler>& reply_handler) {
-  NOTREACHED();
-}
-
 scoped_ptr<base::ListValue> SyncManagerImpl::GetAllNodesForType(
     syncer::ModelType type) {
   DirectoryTypeDebugInfoEmitterMap* emitter_map =
       model_type_registry_->directory_type_debug_info_emitter_map();
   DirectoryTypeDebugInfoEmitterMap::iterator it = emitter_map->find(type);
 
   if (it == emitter_map->end()) {
     NOTREACHED() << "Asked to return debug info for invalid type "
                  << ModelTypeToString(type);
     return scoped_ptr<base::ListValue>();
@@ skipping 164 matching lines @@
 int SyncManagerImpl::GetDefaultNudgeDelay() {
   return kDefaultNudgeDelayMilliseconds;
 }
 
 // static.
 int SyncManagerImpl::GetPreferencesNudgeDelay() {
   return kPreferencesNudgeDelayMilliseconds;
 }
 
 }  // namespace syncer