Touch Events capability negotiation

remoting/host/single_window_desktop_environment.cc

Index: remoting/host/single_window_desktop_environment.cc
diff --git a/remoting/host/single_window_desktop_environment.cc b/remoting/host/single_window_desktop_environment.cc
index 3b721fce0e3fa83fb43a4b52aff603e3954c5a11..15da395237f0b49ff001acf98978773a7fd884d1 100644
--- a/remoting/host/single_window_desktop_environment.cc
+++ b/remoting/host/single_window_desktop_environment.cc
@@ -28,7 +28,8 @@ class SingleWindowDesktopEnvironment : public BasicDesktopEnvironment {
       scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
       scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
       scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
-      webrtc::WindowId window_id);
+      webrtc::WindowId window_id,
+      bool supports_touch_events);
 
  private:
   webrtc::WindowId window_id_;
@@ -69,10 +70,12 @@ SingleWindowDesktopEnvironment::SingleWindowDesktopEnvironment(
     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
-    webrtc::WindowId window_id)
+    webrtc::WindowId window_id,
+    bool supports_touch_events)
     : BasicDesktopEnvironment(caller_task_runner,
                               input_task_runner,
-                              ui_task_runner),
+                              ui_task_runner,
+                              supports_touch_events),
       window_id_(window_id) {
 }
 
@@ -99,7 +102,8 @@ scoped_ptr<DesktopEnvironment> SingleWindowDesktopEnvironmentFactory::Create(
       new SingleWindowDesktopEnvironment(caller_task_runner(),
                                          input_task_runner(),
                                          ui_task_runner(),
-                                         window_id_));
+                                         window_id_,
+                                         supports_touch_events()));
   return desktop_environment.Pass();
 }