Some linking fixes for GN build.

ppapi/BUILD.gn

Index: ppapi/BUILD.gn
diff --git a/ppapi/BUILD.gn b/ppapi/BUILD.gn
index 77ad58cb019039a5e2e5f9eb0feab26d1f13deaa..2cb57c693eae7f8bd632cbca978c19ab012bc244 100644
--- a/ppapi/BUILD.gn
+++ b/ppapi/BUILD.gn
@@ -90,6 +90,8 @@ component("ppapi_shared") {
     "shared_impl/array_writer.h",
     "shared_impl/callback_tracker.cc",
     "shared_impl/callback_tracker.h",
+    "shared_impl/compositor_layer_data.cc",
+    "shared_impl/compositor_layer_data.h",
     "shared_impl/dictionary_var.cc",
     "shared_impl/dictionary_var.h",
     "shared_impl/file_io_state_manager.cc",
@@ -113,6 +115,8 @@ component("ppapi_shared") {
     "shared_impl/media_stream_buffer.h",
     "shared_impl/media_stream_buffer_manager.cc",
     "shared_impl/media_stream_buffer_manager.h",
+    "shared_impl/media_stream_audio_track_shared.cc",
+    "shared_impl/media_stream_audio_track_shared.h",
     "shared_impl/media_stream_video_track_shared.h",
     "shared_impl/media_stream_video_track_shared.cc",
     "shared_impl/platform_file.cc",
@@ -209,6 +213,10 @@ component("ppapi_shared") {
     "thunk/ppb_broker_api.h",
     "thunk/ppb_browser_font_trusted_api.h",
     "thunk/ppb_buffer_api.h",
+    "thunk/ppb_compositor_api.h",
+    "thunk/ppb_compositor_layer_api.h",
+    "thunk/ppb_compositor_layer_thunk.cc",
+    "thunk/ppb_compositor_thunk.cc",
     "thunk/ppb_console_thunk.cc",
     "thunk/ppb_cursor_control_thunk.cc",
     "thunk/ppb_device_ref_api.h",
@@ -249,6 +257,7 @@ component("ppapi_shared") {
     "thunk/ppb_image_data_thunk.cc",
     "thunk/ppb_input_event_api.h",
     "thunk/ppb_input_event_thunk.cc",
+    "thunk/ppb_input_event_private_thunk.cc",
     "thunk/ppb_instance_api.h",
     "thunk/ppb_instance_private_thunk.cc",
     "thunk/ppb_instance_thunk.cc",
@@ -304,8 +313,10 @@ component("ppapi_shared") {
     "thunk/ppb_var_array_thunk.cc",
     "thunk/ppb_var_dictionary_thunk.cc",
     "thunk/ppb_video_capture_api.h",
+    "thunk/ppb_video_capture_thunk.cc",
     "thunk/ppb_video_decoder_api.h",
     "thunk/ppb_video_decoder_dev_api.h",
+    "thunk/ppb_video_decoder_thunk.cc",
     "thunk/ppb_video_destination_private_api.h",
     "thunk/ppb_video_destination_private_thunk.cc",
     "thunk/ppb_video_frame_api.h",
@@ -357,7 +368,6 @@ component("ppapi_shared") {
       "thunk/ppb_scrollbar_thunk.cc",
       "thunk/ppb_talk_private_thunk.cc",
       "thunk/ppb_url_util_thunk.cc",
-      "thunk/ppb_video_capture_thunk.cc",
       "thunk/ppb_video_decoder_dev_thunk.cc",
     ]
   }
@@ -442,6 +452,7 @@ source_set("ppapi_ipc") {
     "//gpu/ipc",
     "//ipc",
     "//skia",
+    "//ui/events/ipc",
   ]
 
   if (is_nacl) {
@@ -463,6 +474,10 @@ component("ppapi_proxy") {
     "proxy/audio_buffer_resource.h",
     "proxy/broker_resource.cc",
     "proxy/broker_resource.h",
+    "proxy/compositor_layer_resource.cc",
+    "proxy/compositor_layer_resource.h",
+    "proxy/compositor_resource.cc",
+    "proxy/compositor_resource.h",
     "proxy/connection.h",
     "proxy/dispatcher.cc",
     "proxy/dispatcher.h",
@@ -504,6 +519,8 @@ component("ppapi_proxy") {
     "proxy/media_stream_track_resource_base.h",
     "proxy/media_stream_video_track_resource.cc",
     "proxy/media_stream_video_track_resource.h",
+    "proxy/message_handler.cc",
+    "proxy/message_handler.h",
     "proxy/net_address_resource.cc",
     "proxy/net_address_resource.h",
     "proxy/network_list_resource.cc",
@@ -686,6 +703,8 @@ component("ppapi_proxy") {
       "proxy/ppp_instance_private_proxy.h",
       "proxy/ppp_video_decoder_proxy.cc",
       "proxy/ppp_video_decoder_proxy.h",
+      "proxy/video_decoder_resource.cc",
+      "proxy/video_decoder_resource.h",
       "proxy/talk_resource.cc",
       "proxy/talk_resource.h",
       "proxy/video_capture_resource.cc",