Introduce worker_devtools_agent_route_id for EmbeddedWorker.

content/browser/service_worker/embedded_worker_test_helper.cc

Index: content/browser/service_worker/embedded_worker_test_helper.cc
diff --git a/content/browser/service_worker/embedded_worker_test_helper.cc b/content/browser/service_worker/embedded_worker_test_helper.cc
index 7501f5a942628c5ef3eede71485f032f6a3dc55d..698e260d3de821c3fe57a65b3c27c5415ee40c21 100644
--- a/content/browser/service_worker/embedded_worker_test_helper.cc
+++ b/content/browser/service_worker/embedded_worker_test_helper.cc
@@ -162,21 +162,19 @@ void EmbeddedWorkerTestHelper::SimulateSend(
 }
 
 void EmbeddedWorkerTestHelper::OnStartWorkerStub(
-    int embedded_worker_id,
-    int64 service_worker_version_id,
-    const GURL& scope,
-    const GURL& script_url) {
-  EmbeddedWorkerInstance* worker = registry()->GetWorker(embedded_worker_id);
+    const EmbeddedWorkerMsg_StartWorker_Params& params) {
+  EmbeddedWorkerInstance* worker =
+      registry()->GetWorker(params.embedded_worker_id);
   ASSERT_TRUE(worker != NULL);
   EXPECT_EQ(EmbeddedWorkerInstance::STARTING, worker->status());
   base::MessageLoopProxy::current()->PostTask(
       FROM_HERE,
       base::Bind(&EmbeddedWorkerTestHelper::OnStartWorker,
                  weak_factory_.GetWeakPtr(),
-                 embedded_worker_id,
-                 service_worker_version_id,
-                 scope,
-                 script_url));
+                 params.embedded_worker_id,
+                 params.service_worker_version_id,
+                 params.scope,
+                 params.script_url));
 }
 
 void EmbeddedWorkerTestHelper::OnStopWorkerStub(int embedded_worker_id) {