Rename predicate class to ipa_predicate

Rename predicate class to ipa_predicate

	PR bootstrap/102828

gcc/ChangeLog:

	* ipa-fnsummary.c (edge_predicate_pool): Rename predicate class to ipa_predicate.
	(ipa_fn_summary::account_size_time): Likewise.
	(edge_set_predicate): Likewise.
	(set_hint_predicate): Likewise.
	(add_freqcounting_predicate): Likewise.
	(evaluate_conditions_for_known_args): Likewise.
	(evaluate_properties_for_edge): Likewise.
	(remap_freqcounting_preds_after_dup): Likewise.
	(ipa_fn_summary_t::duplicate): Likewise.
	(set_cond_stmt_execution_predicate): Likewise.
	(set_switch_stmt_execution_predicate): Likewise.
	(compute_bb_predicates): Likewise.
	(will_be_nonconstant_expr_predicate): Likewise.
	(will_be_nonconstant_predicate): Likewise.
	(phi_result_unknown_predicate): Likewise.
	(predicate_for_phi_result): Likewise.
	(analyze_function_body): Likewise.
	(compute_fn_summary): Likewise.
	(summarize_calls_size_and_time): Likewise.
	(estimate_calls_size_and_time): Likewise.
	(ipa_call_context::estimate_size_and_time): Likewise.
	(remap_edge_summaries): Likewise.
	(remap_freqcounting_predicate): Likewise.
	(ipa_merge_fn_summary_after_inlining): Likewise.
	(ipa_update_overall_fn_summary): Likewise.
	(read_ipa_call_summary): Likewise.
	(inline_read_section): Likewise.
	* ipa-fnsummary.h (struct ipa_freqcounting_predicate): Likewise.
	* ipa-predicate.c (predicate::add_clause): Likewise.
	(ipa_predicate::add_clause): Likewise.
	(predicate::or_with): Likewise.
	(ipa_predicate::or_with): Likewise.
	(predicate::evaluate): Likewise.
	(ipa_predicate::evaluate): Likewise.
	(predicate::probability): Likewise.
	(ipa_predicate::probability): Likewise.
	(dump_condition): Likewise.
	(dump_clause): Likewise.
	(predicate::dump): Likewise.
	(ipa_predicate::dump): Likewise.
	(predicate::debug): Likewise.
	(ipa_predicate::debug): Likewise.
	(predicate::remap_after_duplication): Likewise.
	(ipa_predicate::remap_after_duplication): Likewise.
	(predicate::remap_after_inlining): Likewise.
	(ipa_predicate::remap_after_inlining): Likewise.
	(predicate::stream_in): Likewise.
	(ipa_predicate::stream_in): Likewise.
	(predicate::stream_out): Likewise.
	(ipa_predicate::stream_out): Likewise.
	(add_condition): Likewise.
	* ipa-predicate.h (class predicate): Likewise.
	(class ipa_predicate): Likewise.
	(add_condition): Likewise.