Move code that doesn't depend on PPAPI out of remoting/client/plugin

remoting/remoting_srcs.gypi

Index: remoting/remoting_srcs.gypi
diff --git a/remoting/remoting_srcs.gypi b/remoting/remoting_srcs.gypi
index 968ab1bf99288fb6894fd6cd35f39b959c73a273..c51a72453f4cbe95e8ebc175952aaee489e071d0 100644
--- a/remoting/remoting_srcs.gypi
+++ b/remoting/remoting_srcs.gypi
@@ -234,18 +234,26 @@
       'client/client_status_logger.cc',
       'client/client_status_logger.h',
       'client/client_user_interface.h',
+      'client/empty_cursor_filter.cc',
+      'client/empty_cursor_filter.h',
       'client/frame_consumer.h',
       'client/frame_consumer_proxy.cc',
       'client/frame_consumer_proxy.h',
       'client/frame_producer.h',
       'client/key_event_mapper.cc',
       'client/key_event_mapper.h',
+      'client/normalizing_input_filter_cros.cc',
+      'client/normalizing_input_filter_cros.h',
+      'client/normalizing_input_filter_mac.cc',
+      'client/normalizing_input_filter_mac.h',
       'client/server_log_entry_client.cc',
       'client/server_log_entry_client.h',
       'client/software_video_renderer.cc',
       'client/software_video_renderer.h',
       'client/token_fetcher_proxy.cc',
       'client/token_fetcher_proxy.h',
+      'client/touch_input_scaler.cc',
+      'client/touch_input_scaler.h',
       'client/video_renderer.h',
     ],
 
@@ -254,12 +262,6 @@
       'client/plugin/chromoting_instance.h',
       'client/plugin/delegating_signal_strategy.cc',
       'client/plugin/delegating_signal_strategy.h',
-      'client/plugin/empty_cursor_filter.cc',
-      'client/plugin/empty_cursor_filter.h',
-      'client/plugin/normalizing_input_filter_cros.cc',
-      'client/plugin/normalizing_input_filter_cros.h',
-      'client/plugin/normalizing_input_filter_mac.cc',
-      'client/plugin/normalizing_input_filter_mac.h',
       'client/plugin/pepper_address_resolver.cc',
       'client/plugin/pepper_address_resolver.h',
       'client/plugin/pepper_audio_player.cc',
@@ -285,8 +287,6 @@
       'client/plugin/pepper_video_renderer_2d.h',
       'client/plugin/pepper_video_renderer_3d.cc',
       'client/plugin/pepper_video_renderer_3d.h',
-      'client/plugin/touch_input_scaler.cc',
-      'client/plugin/touch_input_scaler.h',
     ],
   }
 }