Doxygen: ignore visibility macros.

Doxyfile

@@ -2047,8 +2047,10 @@ INCLUDE_FILE_PATTERNS  =
 
 PREDEFINED             = DOXYGEN_GENERATING_OUTPUT \
     CORRADE_DEPRECATED(message)= CORRADE_DEPRECATED_ALIAS(message)= \
-    CORRADE_DEPRECATED_ENUM(message)= CORRADE_ENUMSET_OPERATORS(message)= \
-    MAGNUM_BUILD_DEPRECATED
+    CORRADE_DEPRECATED_ENUM(message)= CORRADE_DEPRECATED_NAMESPACE(message)= \
+    CORRADE_DEPRECATED_FILE(message)= CORRADE_VISIBILITY_EXPORT= \
+    CORRADE_VISIBILITY_LOCAL= CORRADE_VISIBILITY_IMPORT= \
+    CORRADE_ENUMSET_OPERATORS(message)= MAGNUM_BUILD_DEPRECATED
 
 # If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then this
 # tag can be used to specify a list of macro names that should be expanded. The