Use the WebKit default fonts when specifying generic font families.

ppapi/proxy/plugin_dispatcher.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 PPAPI_PROXY_PLUGIN_DISPATCHER_H_
 #define PPAPI_PROXY_PLUGIN_DISPATCHER_H_
 
 #include <string>
 
 #include "base/hash_tables.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/process.h"
 #include "build/build_config.h"
 #include "ppapi/c/pp_rect.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/proxy/dispatcher.h"
 #include "ppapi/shared_impl/function_group_base.h"
+#include "ppapi/shared_impl/ppapi_preferences.h"
 
 class MessageLoop;
 
 namespace base {
 class WaitableEvent;
 }
 
+namespace ppapi {
+struct Preferences;
+}
+
 namespace pp {
 namespace proxy {
 
 // Used to keep track of per-instance data.
 struct InstanceData {
   InstanceData() : fullscreen(PP_FALSE) {}
   PP_Rect position;
   PP_Bool fullscreen;
 };
 
@@ skipping 66 matching lines @@
   // Posts the given task to the WebKit thread.
   void PostToWebKitThread(const tracked_objects::Location& from_here,
                           const base::Closure& task);
 
   // Calls the PluginDelegate.SendToBrowser function.
   bool SendToBrowser(IPC::Message* msg);
 
   // Returns the WebKitForwarding object used to forward events to WebKit.
   ppapi::WebKitForwarding* GetWebKitForwarding();
 
+  // Returns the Preferences.
+  const ppapi::Preferences& preferences() const { return preferences_; }
+
   // Returns the "new-style" function API for the given interface ID, creating
   // it if necessary.
   // TODO(brettw) this is in progress. It should be merged with the target
   // proxies so there is one list to consult.
   ppapi::FunctionGroupBase* GetFunctionAPI(
       pp::proxy::InterfaceID id);
 
  private:
   friend class PluginDispatcherTest;
 
   // Notifies all live instances that they're now closed. This is used when
   // a renderer crashes or some other error is received.
   void ForceFreeAllInstances();
 
   // IPC message handlers.
   void OnMsgSupportsInterface(const std::string& interface_name, bool* result);
+  void OnMsgSetPreferences(const ::ppapi::Preferences& prefs);
 
   PluginDelegate* plugin_delegate_;
 
   // All target proxies currently created. These are ones that receive
   // messages.
   scoped_ptr<InterfaceProxy> target_proxies_[INTERFACE_ID_COUNT];
 
   // Function proxies created for "new-style" FunctionGroups.
   // TODO(brettw) this is in progress. It should be merged with the target
   // proxies so there is one list to consult.
   scoped_ptr< ::ppapi::FunctionGroupBase >
       function_proxies_[INTERFACE_ID_COUNT];
 
   typedef base::hash_map<PP_Instance, InstanceData> InstanceDataMap;
   InstanceDataMap instance_map_;
 
+  ppapi::Preferences preferences_;
+
   DISALLOW_COPY_AND_ASSIGN(PluginDispatcher);
 };
 
 }  // namespace proxy
 }  // namespace pp
 
 #endif  // PPAPI_PROXY_PLUGIN_DISPATCHER_H_