Remove sandbox ductwork conditional code.

js/xpconnect/shell/moz.build

@@ -35,22 +35,6 @@ if CONFIG['_MSC_VER']:
 if CONFIG['OS_ARCH'] == 'WINNT':
     RCINCLUDE = 'xpcshell.rc'
 
-    if CONFIG['MOZ_SANDBOX']:
-        # For sandbox includes and the include dependencies those have
-        LOCAL_INCLUDES += [
-            '/security/sandbox/chromium',
-            '/security/sandbox/chromium-shim',
-        ]
-
-        USE_LIBS += [
-            'sandbox_s',
-        ]
-
-        DELAYLOAD_DLLS += [
-            'winmm.dll',
-            'user32.dll',
-        ]
-
     DELAYLOAD_DLLS += [
         'xul.dll',
     ]