Touch Events capability negotiation

remoting/host/input_injector.h

Index: remoting/host/input_injector.h
diff --git a/remoting/host/input_injector.h b/remoting/host/input_injector.h
index ec3078c72f865449795a484fee35993fd63a2b1c..99a7ddee4693e46d4afd48971f5580f6ef2ab379 100644
--- a/remoting/host/input_injector.h
+++ b/remoting/host/input_injector.h
@@ -28,6 +28,10 @@ class InputInjector : public protocol::ClipboardStub,
       scoped_refptr<base::SingleThreadTaskRunner> main_task_runner,
       scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner);
 
+  // Returns true if the InputInjector returned by Create() supports
+  // InjectTouchEvent() on this platform.
+  static bool SupportsTouchEvents();
+
   // Initialises any objects needed to execute events.
   virtual void Start(
       scoped_ptr<protocol::ClipboardStub> client_clipboard) = 0;