Add a new globals object for PPAPI tracking information.

webkit/plugins/ppapi/host_globals.h

+// Copyright (c) 2011 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.
+
+#ifndef WEBKIT_PLUGINS_PPAPI_HOST_GLOBALS_H_
+#define WEBKIT_PLUGINS_PPAPI_HOST_GLOBALS_H_
+
+#include "base/compiler_specific.h"
+#include "ppapi/shared_impl/ppapi_globals.h"
+#include "ppapi/shared_impl/var_tracker.h"
+#include "webkit/plugins/ppapi/resource_tracker.h"
+
+namespace webkit {
+namespace ppapi {
+
+class HostGlobals : public ::ppapi::PpapiGlobals {
+ public:
+  HostGlobals();
+  virtual ~HostGlobals();
+
+  // Getter for the global singleton. Generally, you should use
+  // PpapiGlobals::Get() when possible. Use this only when you need some
+  // host-specific functionality.
+  inline static HostGlobals* Get() { return host_globals_; }
+
+  // PpapiGlobals implementation.
+  virtual ::ppapi::ResourceTracker* GetResourceTracker() OVERRIDE;
+  virtual ::ppapi::VarTracker* GetVarTracker() OVERRIDE;
+
+  ResourceTracker* host_resource_tracker() { return &host_resource_tracker_; }
+
+ private:
+  static HostGlobals* host_globals_;
+
+  ResourceTracker host_resource_tracker_;
+  ::ppapi::VarTracker host_var_tracker_;
+
+  DISALLOW_COPY_AND_ASSIGN(HostGlobals);
+};
+
+}  // namespace ppapi
+}  // namespace webkit
+
+#endif   // WEBKIT_PLUGINS_PPAPI_HOST_GLOBALS_H_