Move the Remoting Host plugin into its own sub-directory.

remoting/remoting.gyp

Index: remoting/remoting.gyp
diff --git a/remoting/remoting.gyp b/remoting/remoting.gyp
index e8f64c4bf7b9807372606ef8382bdb11f7946fb8..6d6772659a8dc94e19ca98d777d4b57e9f930412 100644
--- a/remoting/remoting.gyp
+++ b/remoting/remoting.gyp
@@ -175,14 +175,14 @@
         'host/disconnect_window_mac.h',
         'host/disconnect_window_mac.mm',
         'host/disconnect_window_win.cc',
-        'host/host_plugin.cc',
-        'host/host_plugin.def',
-        'host/host_plugin.rc',
-        'host/host_plugin_resource.h',
-        'host/host_plugin_utils.cc',
-        'host/host_plugin_utils.h',
-        'host/host_script_object.cc',
-        'host/host_script_object.h',
+        'host/plugin/host_plugin.cc',
+        'host/plugin/host_plugin.def',
+        'host/plugin/host_plugin.rc',
+        'host/plugin/host_plugin_resource.h',
+        'host/plugin/host_plugin_utils.cc',
+        'host/plugin/host_plugin_utils.h',
+        'host/plugin/host_script_object.cc',
+        'host/plugin/host_script_object.h',
       ],
       'conditions': [
         ['OS=="mac"', {
@@ -209,10 +209,10 @@
           # three times it is listed here.
           'mac_bundle_resources': [
             'host/disconnect_window.xib',
-            'host/host_plugin-Info.plist',
+            'host/plugin/host_plugin-Info.plist',
           ],
           'mac_bundle_resources!': [
-            'host/host_plugin-Info.plist',
+            'host/plugin/host_plugin-Info.plist',
           ],
         }],
         ['OS=="win"', { # TODO(wez): Remove if libvpx is built by MSVC.
@@ -226,8 +226,8 @@
         }],
         ['OS!="win"', {
           'sources!': [
-            'host/host_plugin.def',
-            'host/host_plugin.rc',
+            'host/plugin/host_plugin.def',
+            'host/plugin/host_plugin.rc',
           ],
         }],
       ],