Revert of [DevTools] Migrate ServiceWorker domain to new generator.

content/browser/devtools/render_frame_devtools_agent_host.cc

Index: content/browser/devtools/render_frame_devtools_agent_host.cc
diff --git a/content/browser/devtools/render_frame_devtools_agent_host.cc b/content/browser/devtools/render_frame_devtools_agent_host.cc
index ad707efe56c9d39c00a3911b55984035ebf70f0f..21f8d39bfc44c05a710b2c17cd1d100e04b833e9 100644
--- a/content/browser/devtools/render_frame_devtools_agent_host.cc
+++ b/content/browser/devtools/render_frame_devtools_agent_host.cc
@@ -395,6 +395,8 @@
     RenderFrameHostImpl* host)
     : DevToolsAgentHostImpl(base::GenerateGUID()),
       input_handler_(new devtools::input::InputHandler()),
+      service_worker_handler_(
+          new devtools::service_worker::ServiceWorkerHandler()),
       target_handler_(new devtools::target::TargetHandler()),
       frame_trace_recorder_(nullptr),
       protocol_handler_(new DevToolsProtocolHandler(this)),
@@ -404,6 +406,7 @@
       frame_tree_node_(host->frame_tree_node()) {
   DevToolsProtocolDispatcher* dispatcher = protocol_handler_->dispatcher();
   dispatcher->SetInputHandler(input_handler_.get());
+  dispatcher->SetServiceWorkerHandler(service_worker_handler_.get());
   dispatcher->SetTargetHandler(target_handler_.get());
 
   SetPending(host);
@@ -505,10 +508,6 @@
     security_handler_->Wire(session()->dispatcher());
     security_handler_->SetRenderFrameHost(handlers_frame_host_);
   }
-
-  service_worker_handler_.reset(new protocol::ServiceWorkerHandler());
-  service_worker_handler_->Wire(session()->dispatcher());
-  service_worker_handler_->SetRenderFrameHost(handlers_frame_host_);
 
   storage_handler_.reset(new protocol::StorageHandler());
   storage_handler_->Wire(session()->dispatcher());
@@ -550,8 +549,6 @@
     security_handler_->Disable();
     security_handler_.reset();
   }
-  service_worker_handler_->Disable();
-  service_worker_handler_.reset();
   storage_handler_->Disable();
   storage_handler_.reset();
   tracing_handler_->Disable();
@@ -618,6 +615,7 @@
 #if defined(OS_ANDROID)
   power_save_blocker_.reset();
 #endif
+  service_worker_handler_->Detached();
   target_handler_->Detached();
   frame_trace_recorder_.reset();
   in_navigation_protocol_message_buffer_.clear();
@@ -966,8 +964,7 @@
     network_handler_->SetRenderFrameHost(host);
   if (page_handler_)
     page_handler_->SetRenderFrameHost(host);
-  if (service_worker_handler_)
-    service_worker_handler_->SetRenderFrameHost(host);
+  service_worker_handler_->SetRenderFrameHost(host);
   if (security_handler_)
     security_handler_->SetRenderFrameHost(host);
   if (storage_handler_)