// Please keep alphabetized.
VIEWS_EXPORT extern const char kDisableViewsRectBasedTargeting[];
+#if defined(USE_X11) && !defined(OS_CHROMEOS)
+VIEWS_EXPORT extern const char kEnableTransparentVisuals[];
+#endif
+
// Returns true if rect-based targeting in views should be used.
VIEWS_EXPORT bool IsRectBasedTargetingEnabled();