[Chromoting] The Windows IT2Me host gets any new text items it finds on the clipboard.

remoting/host/clipboard.h

Index: remoting/host/clipboard.h
diff --git a/remoting/host/clipboard.h b/remoting/host/clipboard.h
index c21a8ba1bb797056fb891ab299ff33097fa0acb1..e02c09d2a64831e47a8230911b2d9f9ca2ebbbe8 100644
--- a/remoting/host/clipboard.h
+++ b/remoting/host/clipboard.h
@@ -15,20 +15,19 @@ namespace protocol {
 class ClipboardEvent;
 }  // namespace protocol
 
+// All Clipboard methods should be run on the UI thread, so that the Clipboard
+// can get change notifications.
 class Clipboard {
  public:
   virtual ~Clipboard() {};
 
   // Initialises any objects needed to read from or write to the clipboard.
-  // This method must be called on the desktop thread.
   virtual void Start() = 0;
 
   // Destroys any objects initialised by Start().
-  // This method must be called on the desktop thread.
   virtual void Stop() = 0;
 
-  // Writes an item to the clipboard.
-  // This method must be called on the desktop thread, after Start().
+  // Writes an item to the clipboard. It must be called after Start().
   virtual void InjectClipboardEvent(const protocol::ClipboardEvent& event) = 0;
 
   static scoped_ptr<Clipboard> Create();