Cache Storage: Remove unused Service/Embedder Worker plumbing

content/renderer/service_worker/service_worker_script_context.cc

Index: content/renderer/service_worker/service_worker_script_context.cc
diff --git a/content/renderer/service_worker/service_worker_script_context.cc b/content/renderer/service_worker/service_worker_script_context.cc
index a0eaa1e87604c950a815bc3bfbb734b1538d1cd9..372052057edb716f5836a9de5efa5fc8541ef5e1 100644
--- a/content/renderer/service_worker/service_worker_script_context.cc
+++ b/content/renderer/service_worker/service_worker_script_context.cc
@@ -16,7 +16,6 @@
 #include "content/common/service_worker/service_worker_messages.h"
 #include "content/public/common/referrer.h"
 #include "content/renderer/service_worker/embedded_worker_context_client.h"
-#include "content/renderer/service_worker/webserviceworkercachestorage_impl.h"
 #include "ipc/ipc_message.h"
 #include "third_party/WebKit/public/platform/WebCrossOriginServiceWorkerClient.h"
 #include "third_party/WebKit/public/platform/WebReferrerPolicy.h"
@@ -99,9 +98,6 @@ ServiceWorkerScriptContext::ServiceWorkerScriptContext(
     EmbeddedWorkerContextClient* embedded_context,
     blink::WebServiceWorkerContextProxy* proxy)
     : embedded_context_(embedded_context),
-      cache_storage_(new WebServiceWorkerCacheStorageImpl(
-          embedded_context->thread_safe_sender(),
-          embedded_context->origin())),
       proxy_(proxy) {
 }