[DevTools] Inline IPCDevToolsAgentHost into subclasses.

content/browser/devtools/worker_devtools_agent_host.cc

 // Copyright 2014 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 "content/browser/devtools/worker_devtools_agent_host.h"
 
-#include "content/browser/devtools/ipc_devtools_agent_host.h"
 #include "content/browser/devtools/protocol/devtools_protocol_handler.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
 
 namespace content {
 
 BrowserContext* WorkerDevToolsAgentHost::GetBrowserContext() {
   RenderProcessHost* rph = RenderProcessHost::FromID(worker_id_.first);
   return rph ? rph->GetBrowserContext() : nullptr;
 }
 
-void WorkerDevToolsAgentHost::SendMessageToAgent(
-    IPC::Message* message_raw) {
-  scoped_ptr<IPC::Message> message(message_raw);
-  if (state_ != WORKER_INSPECTED)
-    return;
-  if (RenderProcessHost* host = RenderProcessHost::FromID(worker_id_.first)) {
-    message->set_routing_id(worker_id_.second);
-    host->Send(message.release());
-  }
-}
-
 void WorkerDevToolsAgentHost::Attach() {
   if (state_ != WORKER_INSPECTED) {
     state_ = WORKER_INSPECTED;
     AttachToWorker();
   }
-  IPCDevToolsAgentHost::Attach();
+  if (RenderProcessHost* host = RenderProcessHost::FromID(worker_id_.first))
+    host->Send(new DevToolsAgentMsg_Attach(worker_id_.second, GetId()));
+  OnAttachedStateChanged(true);
+  DevToolsAgentHostImpl::NotifyCallbacks(this, true);
 }
 
-void WorkerDevToolsAgentHost::OnClientAttached(bool reattached) {
-  if (!reattached)
-    DevToolsAgentHostImpl::NotifyCallbacks(this, true);
-}
-
-void WorkerDevToolsAgentHost::OnClientDetached() {
+void WorkerDevToolsAgentHost::Detach() {
+  if (RenderProcessHost* host = RenderProcessHost::FromID(worker_id_.first))
+    host->Send(new DevToolsAgentMsg_Detach(worker_id_.second));
+  OnAttachedStateChanged(false);
   if (state_ == WORKER_INSPECTED) {
     state_ = WORKER_UNINSPECTED;
     DetachFromWorker();
   } else if (state_ == WORKER_PAUSED_FOR_REATTACH) {
     state_ = WORKER_UNINSPECTED;
   }
   DevToolsAgentHostImpl::NotifyCallbacks(this, false);
 }
 
+bool WorkerDevToolsAgentHost::DispatchProtocolMessage(
+    const std::string& message) {
+  if (state_ != WORKER_INSPECTED)
+    return true;
+  if (DevToolsAgentHostImpl::DispatchProtocolMessage(message))
+    return true;
+
+  if (RenderProcessHost* host = RenderProcessHost::FromID(worker_id_.first)) {
+    host->Send(new DevToolsAgentMsg_DispatchOnInspectorBackend(
+        worker_id_.second, message));
+  }
+  return true;
+}
+
 bool WorkerDevToolsAgentHost::OnMessageReceived(
     const IPC::Message& msg) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(WorkerDevToolsAgentHost, msg)
   IPC_MESSAGE_HANDLER(DevToolsClientMsg_DispatchOnInspectorFrontend,
                       OnDispatchOnInspectorFrontend)
   IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void WorkerDevToolsAgentHost::PauseForDebugOnStart() {
   DCHECK(state_ == WORKER_UNINSPECTED);
   state_ = WORKER_PAUSED_FOR_DEBUG_ON_START;
 }
 
 bool WorkerDevToolsAgentHost::IsPausedForDebugOnStart() {
   return state_ == WORKER_PAUSED_FOR_DEBUG_ON_START;
 }
 
 void WorkerDevToolsAgentHost::WorkerReadyForInspection() {
   if (state_ == WORKER_PAUSED_FOR_REATTACH) {
     DCHECK(IsAttached());
     state_ = WORKER_INSPECTED;
     AttachToWorker();
-    Reattach();
+    if (RenderProcessHost* host = RenderProcessHost::FromID(worker_id_.first)) {
+      host->Send(new DevToolsAgentMsg_Reattach(
+          worker_id_.second, GetId(), state_cookie_));
+    }
+    OnAttachedStateChanged(true);
   }
 }
 
 void WorkerDevToolsAgentHost::WorkerRestarted(WorkerId worker_id) {
   DCHECK_EQ(WORKER_TERMINATED, state_);
   state_ = IsAttached() ? WORKER_PAUSED_FOR_REATTACH : WORKER_UNINSPECTED;
   worker_id_ = worker_id;
   WorkerCreated();
 }
 
@@ skipping 22 matching lines @@
     WorkerId worker_id)
     : state_(WORKER_UNINSPECTED),
       worker_id_(worker_id) {
   WorkerCreated();
 }
 
 WorkerDevToolsAgentHost::~WorkerDevToolsAgentHost() {
   DCHECK_EQ(WORKER_TERMINATED, state_);
 }
 
+void WorkerDevToolsAgentHost::OnAttachedStateChanged(bool attached) {
+}
+
 void WorkerDevToolsAgentHost::AttachToWorker() {
   if (RenderProcessHost* host = RenderProcessHost::FromID(worker_id_.first))
     host->AddRoute(worker_id_.second, this);
 }
 
 void WorkerDevToolsAgentHost::DetachFromWorker() {
   if (RenderProcessHost* host = RenderProcessHost::FromID(worker_id_.first))
     host->RemoveRoute(worker_id_.second);
 }
 
 void WorkerDevToolsAgentHost::WorkerCreated() {
   AddRef();  // Balanced in WorkerDestroyed()
 }
 
 void WorkerDevToolsAgentHost::OnDispatchOnInspectorFrontend(
     const DevToolsMessageChunk& message) {
   if (!IsAttached())
     return;
 
   ProcessChunkedMessageFromAgent(message);
 }
 
 }  // namespace content