Remove xref code.
* xref.c, xref.h: Remove file.
* Make-lang.in (java/xref.o): Remove.
* java-tree.h (flag_emit_xref, do_not_fold): Remove declaration.
* lang.c (flag_emit_xref): Remove definition.
* parse.h (DECL_END_SOURCE_LINE, DECL_INHERITED_SOURCE_LINE): Remove.
* typeck.c (convert): Remove use of do_not_fold.
* parse.y (do_not_fold): Remove definition.
(parser grammar): Remove xref code.
(maybe_create_class_interface_decl, create_class): Likewise.
(register_fields, method_header, finish_method_declaration): Likewise.
(declare_local_variables, source_end_java_method): Likewise.
(java_complete_expand_classes): Do not set do_not_fold.
(java_complete_expand_method): Remove xref code.
(java_expand_classes, resolve_field_access, patch_invoke): Likewise.
(java_complete_tree, java_complete_lhs, patch_assignment): Likewise.
(patch_binop, build_string_concatenation, patch_array_ref): Likewise.
(patch_synchronized_statement, patch_throw_statement): Likewise.
(maybe_build_class_init_for_field): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@95965
138bc75d-0d04-0410-961f-
82ee72b054a4