* tree-dump.c: Rename from c-dump.c. Include c-tree.h, not c-common.h.
	(lang_type_quals): Declare.
	(dequeue_and_dump): Use lang_hooks.tree_dump.type_quals function to
	retrieve language-specific qualifiers for a type node, instead of
	C_TYPE_QUALS. Likewise for lang_hooks.tree_dump.dump_tree instead of
	lang_dump_tree.
	* tree-dump.h: Rename from c-dump.h.
	* c-common.h (C_TYPE_QUALS): Removed.
	Move declarations for tree-dump.c interface to...
	* tree.h: ... here. Remove lang_dump_tree.
	* langhooks.h (struct lang_hooks_for_tree_dump): New.
	(struct lang_hooks): Add tree_dump hooks.
	* langhooks.c (lhd_tree_dump_dump_tree): New function.
	(lhd_tree_dump_type_quals): New function.
	* langhooks-def.h (lhd_tree_dump_dump_tree, lhd_tree_dump_type_quals):
	Declare.
	(LANG_HOOKS_INITIALIZER): Add tree_dump hooks.
	* Makefile.in: Move tree-dump.o to language-independent back-end.

cp:
	* cp-tree.h (CP_TYPE_QUALS): Removed.
	* decl.c (cxx_init_decl_processing): Don't set lang_dump_tree.
	* cp-lang.c: Set LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN and
	LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN.
	* dump.c (cp_dump_tree): Use void* dump_info argument to match
	lang-hooks prototype.
	* call.c, cp-tree.h, cvt.c, decl.c, init.c, mangle.c, method.c, pt.c,
	rtti.c, semantics.c, tree.c, typeck.c, typeck2.c: All references to
	CP_TYPE_QUALS changed to cp_type_quals.
	* Make-lang.in: References to c-dump.h changed to tree-dump.h.
	(CXX_C_OBJS): Remove c-dump.o.

From-SVN: r47257