DomStorage commit task sequencing.

webkit/dom_storage/dom_storage_context.cc

 // Copyright (c) 2012 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 "webkit/dom_storage/dom_storage_context.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/file_util.h"
 #include "base/time.h"
@@ skipping 71 matching lines @@
 
 void DomStorageContext::DeleteOrigin(const GURL& origin) {
   // TODO(michaeln): write me
 }
 
 void DomStorageContext::DeleteDataModifiedSince(const base::Time& cutoff) {
   // TODO(michaeln): write me
 }
 
 void DomStorageContext::PurgeMemory() {
-  // TODO(michaeln): write me
+  // We can only purge memory from the local storage namespace

[benm (inactive), 2012/03/20 13:39:16]

did you mean to add these changes in this CL?

+  // which is backed by disk.
+  StorageNamespaceMap::iterator found =
+      namespaces_.find(kLocalStorageNamespaceId);
+  if (found != namespaces_.end())
+    found->second->PurgeMemory();
 }
 
 void DomStorageContext::Shutdown() {
-  // TODO(michaeln): write me
+  StorageNamespaceMap::const_iterator it = namespaces_.begin();
+  for (; it != namespaces_.end(); ++it)
+    it->second->Shutdown();
 }
 
 void DomStorageContext::AddEventObserver(EventObserver* observer) {
   event_observers_.AddObserver(observer);
 }
 
 void DomStorageContext::RemoveEventObserver(EventObserver* observer) {
   event_observers_.RemoveObserver(observer);
 }
 
@@ skipping 45 matching lines @@
   DCHECK_NE(kLocalStorageNamespaceId, existing_id);
   DCHECK_NE(kLocalStorageNamespaceId, new_id);
   StorageNamespaceMap::iterator found = namespaces_.find(existing_id);
   if (found != namespaces_.end())
     namespaces_[new_id] = found->second->Clone(new_id);
   else
     CreateSessionNamespace(new_id);
 }
 
 }  // namespace dom_storage