Warning fixes:
* Makefile.in (lang.o): Depend on $(RTL_H) $(EXPR_H).
* expr.c (java_stack_pop, java_array_data_offset,
build_java_throw_out_of_bounds_exception, case_identity,
build_java_check_indexed_type): Add static prototypes.
(linenumber_table, expand_invoke, expand_java_field_op,
build_primtype_type_ref, expand_byte_code): Constify a char*.
* java-tree.h (build_primtype_type_ref, linenumber_table):
Constify a char*.
(java_lang_expand_expr): Add prototype.
* lang.c: Include rtl.h and expr.h. Remove extern prototype for
`java_lang_expand_expr'.
* lex.c (java_lex_error): Constify a char*.
(java_get_unicode, java_read_char, java_allocate_new_line,
java_unget_unicode, java_sneak_unicode): Prototype.
* parse-scan.y (current_class, package_name, method_declarator,
report_class_declaration, yyerror): Constify a char*.
* parse.h (java_report_errors): Prototype.
(yyerror): Constify a char*.
* parse.y (classitf_redefinition_error, check_modifiers,
parse_jdk1_1_error, lookup_package_type,
lookup_package_type_and_set_next, get_printable_method_name,
purify_type_name): Constify a char*.
(build_super_invocation, maybe_generate_finit,
verify_constructor_super, parser_add_interface,
add_superinterfaces, jdep_resolve_class, note_possible_classname,
java_complete_expand_methods, java_expand_finals,
cut_identifier_in_qualified, java_stabilize_reference,
do_unary_numeric_promotion, operator_string, do_merge_string_cste,
merge_string_cste): Prototype.
(single_type_import_declaration, yyerror,
variable_redefinition_error, build_array_from_name,
build_unresolved_array_type, check_class_interface_creation,
resolve_class, complete_class_report_errors,
note_possible_classname, read_import_dir,
find_in_imports_on_demand, resolve_package, fix_constructors,
check_deprecation, lookup_method_invoke,
maybe_build_primttype_type_ref, array_constructor_check_entry):
Constify a char*.
(java_complete_expand_methods, java_expand_finals): Make static.
(convert_narrow): Remove static prototype.
From-SVN: r28498
49f48c719e