Fix large cursors not to trigger MouseLock

remoting/client/plugin/pepper_input_handler.h

Index: remoting/client/plugin/pepper_input_handler.h
diff --git a/remoting/client/plugin/pepper_input_handler.h b/remoting/client/plugin/pepper_input_handler.h
index 48d85c264a448a488c25e4940d03a8d6e18d7129..37dd4c9b00c143f7adbd8ef47c72412a8c3f7c51 100644
--- a/remoting/client/plugin/pepper_input_handler.h
+++ b/remoting/client/plugin/pepper_input_handler.h
@@ -43,11 +43,15 @@ class PepperInputHandler : public pp::MouseLock {
   // Called when the plugin receives or loses focus.
   void DidChangeFocus(bool has_focus);
 
-  // Sets the mouse cursor image. Passing NULL image will lock the mouse if
-  // mouse lock is enabled.
+  // Sets the mouse cursor image. Passing NULL |image| will cause the cursor to
+  // be hidden.
+  // Passing NULL |image| will also cause mouse-lock to be entered, if allowed.
   void SetMouseCursor(scoped_ptr<pp::ImageData> image,
                       const pp::Point& hotspot);
 
+  // Hides the mousr cursor without triggering mouse-lock.
+  void HideMouseCursor();
+
   // Enable or disable sending mouse input when the plugin does not have input
   // focus.
   void set_send_mouse_input_when_unfocused(bool send) {