Support getting the font list in Pepper. This currently only works out of

ppapi/cpp/dev/font_dev.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 "ppapi/cpp/dev/font_dev.h"
 
 #include <algorithm>
 
 #include "ppapi/cpp/common.h"
 #include "ppapi/cpp/image_data.h"
@@ skipping 100 matching lines @@
 }
 
 Font_Dev::Font_Dev(const Font_Dev& other) : Resource(other) {
 }
 
 Font_Dev& Font_Dev::operator=(const Font_Dev& other) {
   Resource::operator=(other);
   return *this;
 }
 
+// static
+Var Font_Dev::GetFontFamilies(Instance* instance) {
+  if (!has_interface<PPB_Font_Dev>())
+    return Var();
+  return Var(Var::PassRef(),
+             get_interface<PPB_Font_Dev>()->GetFontFamilies(
+                 instance->pp_instance()));
+}
+
 bool Font_Dev::Describe(FontDescription_Dev* description,
                         PP_FontMetrics_Dev* metrics) const {
   if (!has_interface<PPB_Font_Dev>())
     return false;
 
   // Be careful with ownership of the |face| string. It will come back with
   // a ref of 1, which we want to assign to the |face_| member of the C++ class.
   if (!get_interface<PPB_Font_Dev>()->Describe(
       pp_resource(), &description->pp_font_description_, metrics))
     return false;
@@ skipping 52 matching lines @@
                               bool image_data_is_opaque) const {
   return DrawTextAt(dest, TextRun_Dev(text), position, color,
                     Rect(dest->size()), image_data_is_opaque);
 }
 
 int32_t Font_Dev::MeasureSimpleText(const std::string& text) const {
   return MeasureText(TextRun_Dev(text));
 }
 
 }  // namespace pp