[Common] fix compiler warning about lacking namespace qualification

global function declaration was lacking a namespace qualification.
so add parentheses to the friend declaration.

Change-Id: I3941c9b7f063a71c510deba479d8ad71f3cd527b
Signed-off-by: pius.lee <pius.lee@samsung.com>

diff --git a/src/common/extension.h b/src/common/extension.h
index 262c5f248597dd2037f6345a15e9a1a40c547535..248c5db6b0731bb97872e6d6390bb8139471a1d1 100644 (file)
--- a/src/common/extension.h
+++ b/src/common/extension.h
@@ -63,7 +63,7 @@ class Extension {
   static std::string GetRuntimeVariable(const char* var_name, unsigned len);
 
  private:
-  friend int32_t ::XW_Initialize(XW_Extension extension,
+  friend int32_t (::XW_Initialize)(XW_Extension extension,
                                  XW_GetInterface get_interface);
 
   // XW_Extension callbacks.