diff -r ebdbf7f90199 -r 0f81d08a578e src/hotspot/os/windows/os_windows.cpp
--- a/src/hotspot/os/windows/os_windows.cpp	Wed Feb 21 14:08:26 2018 -0500
+++ b/src/hotspot/os/windows/os_windows.cpp	Tue Feb 13 14:38:09 2018 +0100
@@ -979,11 +979,6 @@
 }
 
 
-static BOOL (WINAPI *_MiniDumpWriteDump)(HANDLE, DWORD, HANDLE, MINIDUMP_TYPE,
-                                         PMINIDUMP_EXCEPTION_INFORMATION,
-                                         PMINIDUMP_USER_STREAM_INFORMATION,
-                                         PMINIDUMP_CALLBACK_INFORMATION);
-
 static HANDLE dumpFile = NULL;
 
 // Check if dump file can be created.