Introduce EmbeddedWorkerDevToolsAgent.

content/renderer/service_worker/embedded_worker_dispatcher.cc

Index: content/renderer/service_worker/embedded_worker_dispatcher.cc
diff --git a/content/renderer/service_worker/embedded_worker_dispatcher.cc b/content/renderer/service_worker/embedded_worker_dispatcher.cc
index 82a3d339cb806ed733d9d21d139733708cf7ed02..6ae6cec5a47158441650a1f378871904c6301968 100644
--- a/content/renderer/service_worker/embedded_worker_dispatcher.cc
+++ b/content/renderer/service_worker/embedded_worker_dispatcher.cc
@@ -11,6 +11,7 @@
 #include "content/child/scoped_child_process_reference.h"
 #include "content/child/thread_safe_sender.h"
 #include "content/child/worker_task_runner.h"
+#include "content/common/devtools_messages.h"
 #include "content/common/service_worker/embedded_worker_messages.h"
 #include "content/public/common/content_client.h"
 #include "content/renderer/render_thread_impl.h"
@@ -30,12 +31,54 @@ class EmbeddedWorkerDispatcher::WorkerWrapper {
   ~WorkerWrapper() {}
 
   blink::WebEmbeddedWorker* worker() { return worker_.get(); }
+  void OnMessageReceived(const IPC::Message& message);
 
  private:
+  void OnAttachDevTools();
+  void OnReattachDevTools(const std::string& state);
+  void OnDetachDevTools();
+  void OnDispatchOnInspectorBackend(const std::string& message);
+  void OnResumeWorkerContext();
+
   ScopedChildProcessReference process_ref_;
   scoped_ptr<blink::WebEmbeddedWorker> worker_;
 };
 
+void EmbeddedWorkerDispatcher::WorkerWrapper::OnMessageReceived(
+    const IPC::Message& message) {
+  IPC_BEGIN_MESSAGE_MAP(WorkerWrapper, message)
+  IPC_MESSAGE_HANDLER(DevToolsAgentMsg_Attach, OnAttachDevTools)
+  IPC_MESSAGE_HANDLER(DevToolsAgentMsg_Reattach, OnReattachDevTools)
+  IPC_MESSAGE_HANDLER(DevToolsAgentMsg_Detach, OnDetachDevTools)
+  IPC_MESSAGE_HANDLER(DevToolsAgentMsg_DispatchOnInspectorBackend,
+                      OnDispatchOnInspectorBackend)
+  IPC_MESSAGE_HANDLER(DevToolsAgentMsg_ResumeWorkerContext,
+                      OnResumeWorkerContext)
+  IPC_END_MESSAGE_MAP()
+}
+
+void EmbeddedWorkerDispatcher::WorkerWrapper::OnAttachDevTools() {
+  worker_->attachDevTools();
+}
+
+void EmbeddedWorkerDispatcher::WorkerWrapper::OnReattachDevTools(
+    const std::string& state) {
+  worker_->reattachDevTools(blink::WebString::fromUTF8(state));
+}
+
+void EmbeddedWorkerDispatcher::WorkerWrapper::OnDetachDevTools() {
+  worker_->detachDevTools();
+}
+
+void EmbeddedWorkerDispatcher::WorkerWrapper::OnDispatchOnInspectorBackend(
+    const std::string& message) {
+  worker_->dispatchDevToolsMessage(blink::WebString::fromUTF8(message));
+}
+
+void EmbeddedWorkerDispatcher::WorkerWrapper::OnResumeWorkerContext() {
+  worker_->resumeWorkerContext();
+}
+
 EmbeddedWorkerDispatcher::EmbeddedWorkerDispatcher() : weak_factory_(this) {}
 
 EmbeddedWorkerDispatcher::~EmbeddedWorkerDispatcher() {}
@@ -46,6 +89,8 @@ bool EmbeddedWorkerDispatcher::OnMessageReceived(
   IPC_BEGIN_MESSAGE_MAP(EmbeddedWorkerDispatcher, message)
     IPC_MESSAGE_HANDLER(EmbeddedWorkerMsg_StartWorker, OnStartWorker)
     IPC_MESSAGE_HANDLER(EmbeddedWorkerMsg_StopWorker, OnStopWorker)
+    IPC_MESSAGE_HANDLER(EmbeddedWorkerMsg_MessageToWorker,
+                        OnMessageToWorker)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
@@ -94,4 +139,15 @@ void EmbeddedWorkerDispatcher::OnStopWorker(int embedded_worker_id) {
   wrapper->worker()->terminateWorkerContext();
 }
 
+void EmbeddedWorkerDispatcher::OnMessageToWorker(
+    int embedded_worker_id,
+    const IPC::Message& message) {
+  WorkerWrapper* wrapper = workers_.Lookup(embedded_worker_id);
+  if (!wrapper) {
+    LOG(WARNING) << "Got OnMessageToWorker for nonexistent worker";
+    return;
+  }
+  wrapper->OnMessageReceived(message);
+}
+
 }  // namespace content