@@ -40,7 +40,10 @@ The `abstract` keyword declares either:
 
 -   A type can be used as a base type, but the type itself cannot be instantiated.  
 
--   A type member function can be defined only in a derived type.  
+-   A type member function can be defined only in a derived type. 
+
+## Add a new line for perf testing
+haha *heihei*
 
 ## All Platforms  
  **Syntax**  
@@ -127,4 +130,4 @@ public:
 ```  
 
 ## See Also  
- [Component Extensions for Runtime Platforms](../windows/component-extensions-for-runtime-platforms.md)
+ [Component Extensions for Runtime Platforms](../windows/component-extensions-for-runtime-platforms.md)