Pepper gamepad support

webkit/plugins/ppapi/ppapi_plugin_instance.h

Index: webkit/plugins/ppapi/ppapi_plugin_instance.h
diff --git a/webkit/plugins/ppapi/ppapi_plugin_instance.h b/webkit/plugins/ppapi/ppapi_plugin_instance.h
index bb43a9d3f776adc53fb34a8b5a9ece2197c3f29d..46b67f5001d251e5f080ac80d87a847c3cac5804 100644
--- a/webkit/plugins/ppapi/ppapi_plugin_instance.h
+++ b/webkit/plugins/ppapi/ppapi_plugin_instance.h
@@ -16,6 +16,7 @@
 #include "base/string16.h"
 #include "googleurl/src/gurl.h"
 #include "ppapi/c/dev/pp_cursor_type_dev.h"
+#include "ppapi/c/dev/ppb_gamepad_dev.h"
 #include "ppapi/c/dev/ppp_printing_dev.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_instance.h"
@@ -284,6 +285,10 @@ class WEBKIT_PLUGINS_EXPORT PluginInstance :
                    const char* target,
                    bool from_user_action);
 
+  // Implementation of PPB_Gamepad.
+  void SampleGamepads(PP_Instance instance, PP_GamepadsData_Dev* data)
+      OVERRIDE;
+
   // Implementation of PPP_Messaging.
   void HandleMessage(PP_Var message);