ipa-utils.h (ipa_polymorphic_call_context): Turn into class; add ctors.
* ipa-utils.h (ipa_polymorphic_call_context): Turn into class; add ctors.
(possible_polymorphic_call_targets, dump_possible_polymorphic_call_targets,
possible_polymorphic_call_target_p, possible_polymorphic_call_target_p): Simplify.
(get_dynamic_type): Remove.
* ipa-devirt.c (ipa_dummy_polymorphic_call_context): Remove.
(clear_speculation): Bring to ipa-deivrt.h
(get_class_context): Rename to ...
(ipa_polymorphic_call_context::restrict_to_inner_class): ... this one.
(contains_type_p): Update.
(get_dynamic_type): Rename to ...
ipa_polymorphic_call_context::get_dynamic_type(): ... this one.
(possible_polymorphic_call_targets): UPdate.
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Update.
* ipa-prop.c (ipa_analyze_call_uses): Update.
From-SVN: r215418