Add missing header files to GN files

ppapi/thunk/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.
 
 source_set("thunk") {
   # In GYP this is the same target as shared_impl. In GN these are split apart
   # for clarity but to get component builds correct, targets must only depend
   # on these via the shared_impl component.
   # TODO(brettw) separate these when GYP compat is no longer required.
   visibility = [ "//ppapi/shared_impl" ]
 
   sources = [
     "enter.cc",
     "enter.h",
+    "interfaces_legacy.h",
+    "interfaces_postamble.h",
+    "interfaces_ppb_private.h",
+    "interfaces_ppb_private_flash.h",
+    "interfaces_ppb_private_no_permissions.h",
+    "interfaces_ppb_public_dev.h",
+    "interfaces_ppb_public_dev_channel.h",
+    "interfaces_ppb_public_stable.h",
+    "interfaces_preamble.h",
+    "ppapi_thunk_export.h",
     "ppb_audio_api.h",
     "ppb_audio_buffer_api.h",
     "ppb_audio_buffer_thunk.cc",
     "ppb_audio_config_api.h",
     "ppb_audio_config_thunk.cc",
     "ppb_audio_encoder_api.h",
     "ppb_audio_encoder_thunk.cc",
     "ppb_audio_input_api.h",
     "ppb_audio_thunk.cc",
     "ppb_broker_api.h",
+    "ppb_browser_font_singleton_api.h",
     "ppb_browser_font_trusted_api.h",
     "ppb_buffer_api.h",
     "ppb_camera_capabilities_api.h",
     "ppb_camera_capabilities_private_thunk.cc",
     "ppb_camera_device_api.h",
     "ppb_camera_device_private_thunk.cc",
     "ppb_compositor_api.h",
     "ppb_compositor_layer_api.h",
     "ppb_compositor_layer_thunk.cc",
     "ppb_compositor_thunk.cc",
     "ppb_console_thunk.cc",
     "ppb_cursor_control_thunk.cc",
     "ppb_device_ref_api.h",
     "ppb_device_ref_dev_thunk.cc",
     "ppb_ext_crx_file_system_private_thunk.cc",
     "ppb_file_chooser_api.h",
     "ppb_file_chooser_dev_thunk.cc",
     "ppb_file_chooser_trusted_thunk.cc",
     "ppb_file_io_api.h",
     "ppb_file_io_private_thunk.cc",
     "ppb_file_io_thunk.cc",
     "ppb_file_ref_api.h",
     "ppb_file_ref_thunk.cc",
     "ppb_file_system_api.h",
     "ppb_file_system_thunk.cc",
     "ppb_find_private_thunk.cc",
     "ppb_flash_clipboard_api.h",
     "ppb_flash_drm_api.h",
+    "ppb_flash_file_api.h",
     "ppb_flash_font_file_api.h",
     "ppb_flash_fullscreen_api.h",
     "ppb_flash_functions_api.h",
     "ppb_flash_menu_api.h",
     "ppb_flash_message_loop_api.h",
     "ppb_flash_print_thunk.cc",
     "ppb_fullscreen_thunk.cc",
     "ppb_gamepad_api.h",
     "ppb_gamepad_thunk.cc",
     "ppb_graphics_2d_api.h",
@@ skipping 74 matching lines @@
     "ppb_video_source_private_thunk.cc",
     "ppb_view_api.h",
     "ppb_view_dev_thunk.cc",
     "ppb_view_thunk.cc",
     "ppb_vpn_provider_api.h",
     "ppb_vpn_provider_thunk.cc",
     "ppb_websocket_api.h",
     "ppb_websocket_thunk.cc",
     "ppb_x509_certificate_private_api.h",
     "ppb_x509_certificate_private_thunk.cc",
+    "resource_creation_api.h",
     "thunk.h",
   ]
 
   if (!is_nacl) {
     sources += [
       "ppb_audio_input_dev_thunk.cc",
       "ppb_broker_thunk.cc",
       "ppb_browser_font_trusted_thunk.cc",
       "ppb_buffer_thunk.cc",
       "ppb_char_set_thunk.cc",
@@ skipping 34 matching lines @@
 
   configs += [ "//build/config:precompiled_headers" ]
   defines = [
     # This target goes in the same library as shared_impl (in GYP they are the
     # same).
     "PPAPI_SHARED_IMPLEMENTATION",
 
     "PPAPI_THUNK_IMPLEMENTATION",
   ]
 }