Index: ui/gfx/native_widget_types.h |
diff --git a/ui/gfx/native_widget_types.h b/ui/gfx/native_widget_types.h |
index f9811f932a6d01a1efbbbd136d452a0e0872f8c3..0ce333c5507ddee13243574dd7856e5cc9f944f3 100644 |
--- a/ui/gfx/native_widget_types.h |
+++ b/ui/gfx/native_widget_types.h |
@@ -135,6 +135,8 @@ |
typedef ui::ViewAndroid* NativeView; |
typedef ui::WindowAndroid* NativeWindow; |
typedef jobject NativeEvent; |
+#else |
+#error Unknown build environment. |
#endif |
#if defined(OS_WIN) |