Use the WebKit default fonts when specifying generic font families.

webkit/plugins/ppapi/plugin_delegate.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_PLUGIN_DELEGATE_H_
 #define WEBKIT_PLUGINS_PPAPI_PLUGIN_DELEGATE_H_
 
 #include <string>
 
 #include "base/callback_old.h"
@@ skipping 30 matching lines @@
 
 namespace gfx {
 class Point;
 class Rect;
 }
 
 namespace gpu {
 class CommandBuffer;
 }
 
+namespace ppapi {
+struct Preferences;
+}
+
 namespace skia {
 class PlatformCanvas;
 }
 
 namespace WebKit {
 class WebFileChooserCompletion;
 struct WebFileChooserParams;
 }
 
 namespace webkit_glue {
@@ skipping 330 matching lines @@
 
   virtual double GetLocalTimeZoneOffset(base::Time t) = 0;
 
   // TODO(viettrungluu): Generalize this for use with other plugins if it proves
   // necessary.
   virtual std::string GetFlashCommandLineArgs() = 0;
 
   // Create an anonymous shared memory segment of size |size| bytes, and return
   // a pointer to it, or NULL on error.  Caller owns the returned pointer.
   virtual base::SharedMemory* CreateAnonymousSharedMemory(uint32_t size) = 0;
+
+  // Returns the current preferences.
+  virtual ::ppapi::Preferences GetPreferences() = 0;
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PLUGIN_DELEGATE_H_