Fix PR java/12857.

decl.c (java_init_decl_processing): Don't initialize
class_not_found_type_node, no_class_def_found_type_node.

java-tree.h (JTI_CLASS_NOT_FOUND_TYPE_NODE,
JTI_NO_CLASS_DEF_FOUND_TYPE_NODE): Remove from java_tree_index.
(class_not_found_type_node, no_class_def_found_type_node):
Don't define.

parse.y (build_dot_class_method_invocation): Add this_class
argument.  Qualify method invocations to a different class.
(create_new_parser_context): Initialize saved_data_ctx to 0.
(java_parser_context_save_global): Initialize saved_data_ctx to 1.
(build_dot_class_method): Don't load classes.  Register
incomplete types.
(build_incomplete_class_ref): Special cases for interfaces
and inner classes.  Move build_dot_class_method call to here...
(patch_incomplete_class_ref): ...from here.  Pass current_class
to build_dot_class_method_invocation.
(build_assertion): Pass class_type to
build_dot_class_method_invocation.
(encapsulate_with_try_catch): Handle EXPR_WITH_FILE_LOCATION node.

From-SVN: r73691