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..b711cf6370eb76974e4c231c8221ef16bb1f2b1b 100644
--- a/content/renderer/service_worker/embedded_worker_dispatcher.cc
+++ b/content/renderer/service_worker/embedded_worker_dispatcher.cc
@@ -11,10 +11,12 @@
 #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"
 #include "content/renderer/service_worker/embedded_worker_context_client.h"
+#include "content/renderer/service_worker/embedded_worker_devtools_agent.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/public/platform/WebURL.h"
 #include "third_party/WebKit/public/web/WebEmbeddedWorker.h"
@@ -26,14 +28,20 @@ namespace content {
 // references automatically.
 class EmbeddedWorkerDispatcher::WorkerWrapper {
  public:
-  explicit WorkerWrapper(blink::WebEmbeddedWorker* worker) : worker_(worker) {}
+  explicit WorkerWrapper(blink::WebEmbeddedWorker* worker)
+      : worker_(worker),
+        dev_tools_agent_(new EmbeddedWorkerDevToolsAgent(worker)) {}
   ~WorkerWrapper() {}
 
   blink::WebEmbeddedWorker* worker() { return worker_.get(); }
+  EmbeddedWorkerDevToolsAgent* dev_tools_agent() {
+    return dev_tools_agent_.get();
+  }
 
  private:
   ScopedChildProcessReference process_ref_;
   scoped_ptr<blink::WebEmbeddedWorker> worker_;
+  scoped_ptr<EmbeddedWorkerDevToolsAgent> dev_tools_agent_;
 };
 
 EmbeddedWorkerDispatcher::EmbeddedWorkerDispatcher() : weak_factory_(this) {}
@@ -46,6 +54,8 @@ 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_MessageToDevToolsAgent,
+                        OnMessageToDevToolsAgent)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
@@ -63,13 +73,12 @@ void EmbeddedWorkerDispatcher::OnStartWorker(int embedded_worker_id,
                                              const GURL& service_worker_scope,
                                              const GURL& script_url) {
   DCHECK(!workers_.Lookup(embedded_worker_id));
-  scoped_ptr<WorkerWrapper> wrapper(new WorkerWrapper(
-      blink::WebEmbeddedWorker::create(
-          new EmbeddedWorkerContextClient(
-              embedded_worker_id,
-              service_worker_version_id,
-              service_worker_scope,
-              script_url),
+  scoped_ptr<WorkerWrapper> wrapper(
+      new WorkerWrapper(blink::WebEmbeddedWorker::create(
+          new EmbeddedWorkerContextClient(embedded_worker_id,
+                                          service_worker_version_id,
+                                          service_worker_scope,
+                                          script_url),
           NULL)));
 
   blink::WebEmbeddedWorkerStartData start_data;
@@ -94,4 +103,16 @@ void EmbeddedWorkerDispatcher::OnStopWorker(int embedded_worker_id) {
   wrapper->worker()->terminateWorkerContext();
 }
 
+void EmbeddedWorkerDispatcher::OnMessageToDevToolsAgent(
+    int embedded_worker_id,
+    const IPC::Message& message) {
+  WorkerWrapper* wrapper = workers_.Lookup(embedded_worker_id);
+  if (!wrapper) {
+    LOG(WARNING) << "Got OnMessageToDevToolsAgent for nonexistent worker";
+    return;
+  }
+  const bool handled = wrapper->dev_tools_agent()->OnMessageReceived(message);
+  DCHECK(handled);
+}
+
 }  // namespace content