Making sure that UAC promts fired by the Chromoting plugin get focus (instead of being shown in the…

remoting/host/plugin/daemon_controller_linux.cc

Index: remoting/host/plugin/daemon_controller_linux.cc
diff --git a/remoting/host/plugin/daemon_controller_linux.cc b/remoting/host/plugin/daemon_controller_linux.cc
index 1a8f45c71c6cc4520bfc7051bd550e3b469fa728..5083785347e150e5f1da694afe4630a319c34507 100644
--- a/remoting/host/plugin/daemon_controller_linux.cc
+++ b/remoting/host/plugin/daemon_controller_linux.cc
@@ -63,6 +63,7 @@ class DaemonControllerLinux : public remoting::DaemonController {
   virtual void UpdateConfig(scoped_ptr<base::DictionaryValue> config,
                             const CompletionCallback& done_callback) OVERRIDE;
   virtual void Stop(const CompletionCallback& done_callback) OVERRIDE;
+  virtual void SetWindow(void* window_handle) OVERRIDE;
 
  private:
   FilePath GetConfigPath();
@@ -180,6 +181,10 @@ void DaemonControllerLinux::Stop(const CompletionCallback& done_callback) {
       done_callback));
 }
 
+void DaemonControllerLinux::SetWindow(void* window_handle) {
+  // noop
+}
+
 FilePath DaemonControllerLinux::GetConfigPath() {
   std::string filename = "host#" + GetMd5(net::GetHostName()) + ".json";
   return file_util::GetHomeDir().