Add the plumbing that will carry a clipboard item from a chromoting client to a host.

remoting/host/desktop_environment.cc

Index: remoting/host/desktop_environment.cc
diff --git a/remoting/host/desktop_environment.cc b/remoting/host/desktop_environment.cc
index 43ed50136cbf8555f551d3e7bd3325b85edfcc97..75e784b8b3b7d5d6217372e861d9121eb172da93 100644
--- a/remoting/host/desktop_environment.cc
+++ b/remoting/host/desktop_environment.cc
@@ -21,7 +21,7 @@ namespace remoting {
 scoped_ptr<DesktopEnvironment> DesktopEnvironment::Create(
     ChromotingHostContext* context) {
   scoped_ptr<Capturer> capturer(Capturer::Create());
-  scoped_ptr<protocol::InputStub> event_executor =
+  scoped_ptr<protocol::HostEventStub> event_executor =
       EventExecutor::Create(context->desktop_message_loop(),
                             capturer.get());
 
@@ -47,7 +47,7 @@ scoped_ptr<DesktopEnvironment> DesktopEnvironment::Create(
 scoped_ptr<DesktopEnvironment> DesktopEnvironment::CreateFake(
     ChromotingHostContext* context,
     scoped_ptr<Capturer> capturer,
-    scoped_ptr<protocol::InputStub> event_executor) {
+    scoped_ptr<protocol::HostEventStub> event_executor) {
   return scoped_ptr<DesktopEnvironment>(
       new DesktopEnvironment(context,
                              capturer.Pass(),
@@ -57,7 +57,7 @@ scoped_ptr<DesktopEnvironment> DesktopEnvironment::CreateFake(
 DesktopEnvironment::DesktopEnvironment(
     ChromotingHostContext* context,
     scoped_ptr<Capturer> capturer,
-    scoped_ptr<protocol::InputStub> event_executor)
+    scoped_ptr<protocol::HostEventStub> event_executor)
     : host_(NULL),
       context_(context),
       capturer_(capturer.Pass()),