Cleaning up remoting GN build files. Condense the sources.

remoting/client/plugin/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.
 
 assert(is_nacl,
        "These targets must only be built using the untrusted NaCl toolchains.")
 
 import("//build/config/features.gni")
-import("//remoting/remoting_srcs.gni")
 
 config("enable_linker_optimization") {
   ldflags = [ "-Wl,-O1" ]
 }
 
 executable("remoting_client_plugin_newlib") {
-  sources =
-      rebase_path(remoting_srcs_gypi_values.remoting_client_plugin_sources,
-                  ".",
-                  "//remoting")
+  sources = [
+    "chromoting_instance.cc",
+    "chromoting_instance.h",
+    "delegating_signal_strategy.cc",
+    "delegating_signal_strategy.h",
+    "pepper_address_resolver.cc",
+    "pepper_address_resolver.h",
+    "pepper_audio_player.cc",
+    "pepper_audio_player.h",
+    "pepper_cursor_setter.cc",
+    "pepper_cursor_setter.h",
+    "pepper_input_handler.cc",
+    "pepper_input_handler.h",
+    "pepper_main_thread_task_runner.cc",
+    "pepper_main_thread_task_runner.h",
+    "pepper_module.cc",
+    "pepper_mouse_locker.cc",
+    "pepper_mouse_locker.h",
+    "pepper_network_manager.cc",
+    "pepper_network_manager.h",
+    "pepper_packet_socket_factory.cc",
+    "pepper_packet_socket_factory.h",
+    "pepper_port_allocator_factory.cc",
+    "pepper_port_allocator_factory.h",
+    "pepper_url_request.cc",
+    "pepper_url_request.h",
+    "pepper_util.cc",
+    "pepper_util.h",
+    "pepper_video_renderer.h",
+    "pepper_video_renderer_2d.cc",
+    "pepper_video_renderer_2d.h",
+    "pepper_video_renderer_3d.cc",
+    "pepper_video_renderer_3d.h",
+  ]
 
   configs += [ "//build/config/compiler:wexit_time_destructors" ]
 
   if (is_debug) {
     # Always enable link-time optimization in debug builds to workaround
     # crbug.com/538243 .
     configs += [ ":enable_linker_optimization" ]
   }
 
   deps = [
@@ skipping 18 matching lines @@
       ":remoting_client_plugin_newlib",
     ]
     sources = [
       "$root_out_dir/exe.unstripped/remoting_client_plugin_newlib.pexe",
     ]
     outputs = [
       "$root_out_dir/remoting_client_plugin_newlib.pexe.debug",
     ]
   }
 }