Touch Events capability negotiation

remoting/host/me2me_desktop_environment.cc

Index: remoting/host/me2me_desktop_environment.cc
diff --git a/remoting/host/me2me_desktop_environment.cc b/remoting/host/me2me_desktop_environment.cc
index d61beb2bbe8555139f0c7c408938a5553dcf241b..64d743d096b30433f8dee0ddbf9d6e54ae0af942 100644
--- a/remoting/host/me2me_desktop_environment.cc
+++ b/remoting/host/me2me_desktop_environment.cc
@@ -15,6 +15,7 @@
 #include "remoting/host/host_window.h"
 #include "remoting/host/host_window_proxy.h"
 #include "remoting/host/local_input_monitor.h"
+#include "remoting/host/multi_touch_capability.h"
 #include "remoting/host/resizing_host_observer.h"
 #include "remoting/host/screen_controls.h"
 #include "third_party/webrtc/modules/desktop_capture/desktop_capture_options.h"
@@ -40,7 +41,12 @@ scoped_ptr<ScreenControls> Me2MeDesktopEnvironment::CreateScreenControls() {
 }
 
 std::string Me2MeDesktopEnvironment::GetCapabilities() const {
-  return kRateLimitResizeRequests;
+  std::string result = kRateLimitResizeRequests;
+
+  if (multi_touch_enabled())
+    result = result + " "  + kMultiTouchCapability;
+
+  return result;
 }
 
 Me2MeDesktopEnvironment::Me2MeDesktopEnvironment(
@@ -149,6 +155,7 @@ scoped_ptr<DesktopEnvironment> Me2MeDesktopEnvironmentFactory::Create(
     return nullptr;
   }
   desktop_environment->SetEnableGnubbyAuth(gnubby_auth_enabled_);
+  desktop_environment->SetEnableMultiTouch(multi_touch_enabled());
 
   return desktop_environment.Pass();
 }