Fix flash font file so it can be generated

ppapi/shared_impl/BUILD.gn

 # Copyright 2015 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.
 
 import("//build/config/nacl/config.gni")
 
 component("shared_impl") {
   output_name = "ppapi_shared"
 
   sources = [
@@ skipping 45 matching lines @@
     "ppapi_preferences.h",
     "ppapi_switches.cc",
     "ppapi_switches.h",
     "ppb_audio_config_shared.cc",
     "ppb_audio_config_shared.h",
     "ppb_audio_shared.cc",
     "ppb_audio_shared.h",
     "ppb_crypto_shared.cc",
     "ppb_device_ref_shared.cc",
     "ppb_device_ref_shared.h",
+    "ppb_flash_font_file_shared.h",
     "ppb_gamepad_shared.cc",
     "ppb_gamepad_shared.h",
     "ppb_graphics_3d_shared.cc",
     "ppb_graphics_3d_shared.h",
     "ppb_image_data_shared.cc",
     "ppb_image_data_shared.h",
     "ppb_input_event_shared.cc",
     "ppb_input_event_shared.h",
     "ppb_instance_shared.cc",
     "ppb_instance_shared.h",
@@ skipping 133 matching lines @@
   deps = [
     "//base/test:test_support",
     "//ipc",
     "//ipc:test_support",
     "//ppapi/proxy",
     "//ppapi/shared_impl",
     "//testing/gmock",
     "//testing/gtest",
   ]
 }