Use the WebKit default fonts when specifying generic font families.

webkit/plugins/ppapi/ppb_font_impl.cc

 // 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.
 
 #include "webkit/plugins/ppapi/ppb_font_impl.h"
 
 #include "ppapi/c/dev/ppb_font_dev.h"
+#include "ppapi/shared_impl/ppapi_preferences.h"
 #include "ppapi/thunk/thunk.h"
 #include "webkit/plugins/ppapi/common.h"
 #include "webkit/plugins/ppapi/plugin_module.h"
 #include "webkit/plugins/ppapi/ppapi_plugin_instance.h"
 #include "webkit/plugins/ppapi/ppb_image_data_impl.h"
 #include "webkit/plugins/ppapi/string.h"
 #include "webkit/plugins/ppapi/var.h"
 
 using ::ppapi::WebKitForwarding;
 
@@ skipping 18 matching lines @@
 
 }  // namespace
 
 PPB_Font_Impl::PPB_Font_Impl(PluginInstance* instance,
                              const PP_FontDescription_Dev& desc)
     : Resource(instance) {
   scoped_refptr<StringVar> face_name(StringVar::FromPPVar(desc.face));
 
   WebKitForwarding::Font* result = NULL;
   instance->module()->GetWebKitForwarding()->CreateFontForwarding(
-      NULL, desc, face_name ? face_name->value() : std::string(), &result);
+      NULL, desc, face_name ? face_name->value() : std::string(),
+      instance->delegate()->GetPreferences(), &result);
   font_forwarding_.reset(result);
 }
 
 PPB_Font_Impl::~PPB_Font_Impl() {
 }
 
 ::ppapi::thunk::PPB_Font_API* PPB_Font_Impl::AsFont_API() {
   return this;
 }
 
@@ skipping 79 matching lines @@
   return this;
 }
 
 PP_Var PPB_Font_FunctionImpl::GetFontFamilies(PP_Instance instance) {
   return PP_MakeUndefined();
 }
 
 }  // namespace ppapi
 }  // namespace webkit