Introduced the cursor-changed event with one parameter - the name of the cursor type

atom/browser/api/atom_api_web_contents.h

@@ -14,6 +14,7 @@
 #include "atom/browser/common_web_contents_delegate.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/favicon_url.h"
+#include "content/common/cursors/webcursor.h"
 #include "native_mate/handle.h"
 #include "ui/gfx/image/image.h"
 
@@ -255,6 +256,8 @@ class WebContents : public mate::TrackableObject<WebContents>,
     return ++request_id_;
   }
 
+  void OnCursorChange(const content::WebCursor& cursor);
+
   // Called when received a message from renderer.
   void OnRendererMessage(const base::string16& channel,
                          const base::ListValue& args);