Introduce all the plumbing for Session Storage. This mostly consists of crea...

chrome/worker/worker_webkitclient_impl.cc

 // Copyright (c) 2009 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 "chrome/worker/worker_webkitclient_impl.h"
 
 #include "base/logging.h"
 #include "chrome/common/webmessageportchannel_impl.h"
 #include "chrome/worker/worker_thread.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebString.h"
@@ skipping 71 matching lines @@
   NOTREACHED();
   return WebString();
 }
 
 WebStorageNamespace* WorkerWebKitClientImpl::createLocalStorageNamespace(
     const WebString& path, unsigned quota) {
   NOTREACHED();
   return 0;
 }
 
-WebStorageNamespace* WorkerWebKitClientImpl::createSessionStorageNamespace() {
-  NOTREACHED();
-  return 0;
-}
-
 void WorkerWebKitClientImpl::dispatchStorageEvent(
     const WebString& key, const WebString& old_value,
     const WebString& new_value, const WebString& origin,
     const WebKit::WebURL& url, bool is_local_storage) {
   NOTREACHED();
 }
 
 WebSharedWorkerRepository* WorkerWebKitClientImpl::sharedWorkerRepository() {
     return 0;
 }
@@ skipping 35 matching lines @@
 WebString WorkerWebKitClientImpl::mimeTypeFromFile(const WebString&) {
   NOTREACHED();
   return WebString();
 }
 
 WebString WorkerWebKitClientImpl::preferredExtensionForMIMEType(
     const WebString&) {
   NOTREACHED();
   return WebString();
 }