New Pepper API implementation.

webkit/glue/plugins/pepper_resource_tracker.cc

+// Copyright (c) 2010 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/glue/plugins/pepper_resource_tracker.h"
+
+#include <set>
+
+#include "base/logging.h"
+#include "third_party/ppapi/c/pp_resource.h"
+#include "webkit/glue/plugins/pepper_resource.h"
+
+namespace pepper {
+
+ResourceTracker::ResourceTracker() {
+}
+
+ResourceTracker::~ResourceTracker() {
+}
+
+// static
+ResourceTracker* ResourceTracker::Get() {
+  return Singleton<ResourceTracker>::get();
+}
+
+Resource* ResourceTracker::GetResource(PP_Resource res) const {
+  AutoLock lock(lock_);
+  Resource* resource = reinterpret_cast<Resource*>(res.id);
+  if (live_resources_.find(resource) == live_resources_.end())
+    return NULL;
+  return resource;
+}
+
+void ResourceTracker::AddResource(Resource* resource) {
+  AutoLock lock(lock_);
+  DCHECK(live_resources_.find(resource) == live_resources_.end());
+  live_resources_.insert(resource);
+}
+
+void ResourceTracker::DeleteResource(Resource* resource) {
+  AutoLock lock(lock_);
+  ResourceSet::iterator found = live_resources_.find(resource);
+  if (found == live_resources_.end()) {
+    NOTREACHED();
+    return;
+  }
+  live_resources_.erase(found);
+}
+
+}  // namespace pepper