Pass a DesktopEnvironmentFactory when creating DesktopProcess.

remoting/host/desktop_session_agent.h

Index: remoting/host/desktop_session_agent.h
diff --git a/remoting/host/desktop_session_agent.h b/remoting/host/desktop_session_agent.h
index 0145cb67a1f31ff0ad8c61085737a2492cf2e4de..f10088eaaf2ff677c9e23c8a6556ca315e6d3f2f 100644
--- a/remoting/host/desktop_session_agent.h
+++ b/remoting/host/desktop_session_agent.h
@@ -33,6 +33,7 @@ namespace remoting {
 class AudioCapturer;
 class AudioPacket;
 class AutoThreadTaskRunner;
+class DesktopEnvironmentFactory;
 class DisconnectWindow;
 class EventExecutor;
 class LocalInputMonitor;
@@ -54,12 +55,12 @@ class DesktopSessionAgent
    public:
     virtual ~Delegate();
 
+    // Returns an instance of desktop environment factory used.
+    virtual DesktopEnvironmentFactory& desktop_environment_factory() = 0;
+
     // Notifies the delegate that the network-to-desktop channel has been
     // disconnected.
     virtual void OnNetworkProcessDisconnected() = 0;
-
-    // Request the delegate to inject Secure Attention Sequence.
-    virtual void InjectSas() = 0;
   };
 
   static scoped_refptr<DesktopSessionAgent> Create(
@@ -120,9 +121,6 @@ class DesktopSessionAgent
       IPC::PlatformFileForTransit* client_out,
       scoped_ptr<IPC::ChannelProxy>* server_out) = 0;
 
-  // Creates an event executor specific to the platform.
-  virtual scoped_ptr<EventExecutor> CreateEventExecutor() = 0;
-
   // Handles StartSessionAgent request from the client.
   void OnStartSessionAgent(const std::string& authenticated_jid);