[fbsync] [ROCm][Windows] Fix compile torchvision image for ROCm (#8897)

Reviewed By: scotts

Differential Revision: D77997074

fbshipit-source-id: 06cdc349f360270a90d05fde2623bfacab729313

Author: NicolasHug

torchvision/csrc/io/image/common.cpp

@@ -1,6 +1,14 @@
 
 #include "common.h"
 
+// If we are in a Windows environment, we need to define
+// initialization functions for the _custom_ops extension
+#ifdef _WIN32
+void* PyInit_image(void) {
+  return nullptr;
+}
+#endif
+
 namespace vision {
 namespace image {
 

torchvision/csrc/io/image/image.cpp

@@ -2,14 +2,6 @@
 
 #include <ATen/core/op_registration/op_registration.h>
 
-// If we are in a Windows environment, we need to define
-// initialization functions for the _custom_ops extension
-#ifdef _WIN32
-void* PyInit_image(void) {
-  return nullptr;
-}
-#endif
-
 namespace vision {
 namespace image {