DevTools: Clean-up service/shared workers code after switching to main thread debugging.

content/child/shared_worker_devtools_agent.cc

Index: content/child/shared_worker_devtools_agent.cc
diff --git a/content/child/shared_worker_devtools_agent.cc b/content/child/shared_worker_devtools_agent.cc
index 06283ed7bbe8e7254f658f4bd39a18f5f1eed5cc..5d127378fb9815323e2a0c23ff9145d1b139819d 100644
--- a/content/child/shared_worker_devtools_agent.cc
+++ b/content/child/shared_worker_devtools_agent.cc
@@ -38,8 +38,6 @@ bool SharedWorkerDevToolsAgent::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(DevToolsAgentMsg_Detach, OnDetach)
     IPC_MESSAGE_HANDLER(DevToolsAgentMsg_DispatchOnInspectorBackend,
                         OnDispatchOnInspectorBackend)
-    IPC_MESSAGE_HANDLER(DevToolsAgentMsg_ResumeWorkerContext,
-                        OnResumeWorkerContext)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
@@ -87,10 +85,6 @@ void SharedWorkerDevToolsAgent::OnDispatchOnInspectorBackend(
   webworker_->dispatchDevToolsMessage(WebString::fromUTF8(message));
 }
 
-void SharedWorkerDevToolsAgent::OnResumeWorkerContext() {
-  webworker_->resumeWorkerContext();
-}
-
 bool SharedWorkerDevToolsAgent::Send(IPC::Message* message) {
   return ChildThread::current()->Send(message);
 }