121     bool ImportDefinition(ObjCProtocolDecl *From, ObjCProtocolDecl *To,
162     Decl *VisitObjCProtocolDecl(ObjCProtocolDecl *D);
1972   SmallVector<ObjCProtocolDecl *, 4> Protocols;  in VisitObjCObjectType()
1974     ObjCProtocolDecl *Protocol  in VisitObjCObjectType()
1975       = dyn_cast_or_null<ObjCProtocolDecl>(Importer.Import(P));  in VisitObjCObjectType()
3728     SmallVector<ObjCProtocolDecl *, 4> Protocols;  in VisitObjCCategoryDecl()
3736       ObjCProtocolDecl *ToProto  in VisitObjCCategoryDecl()
3737         = cast_or_null<ObjCProtocolDecl>(Importer.Import(*FromProto));  in VisitObjCCategoryDecl()
3769 bool ASTNodeImporter::ImportDefinition(ObjCProtocolDecl *From,   in ImportDefinition()
3770                                        ObjCProtocolDecl *To,  in ImportDefinition()
3782   SmallVector<ObjCProtocolDecl *, 4> Protocols;  in ImportDefinition()
3784   ObjCProtocolDecl::protocol_loc_iterator   in ImportDefinition()
3786   for (ObjCProtocolDecl::protocol_iterator FromProto = From->protocol_begin(),  in ImportDefinition()
3790     ObjCProtocolDecl *ToProto  in ImportDefinition()
3791       = cast_or_null<ObjCProtocolDecl>(Importer.Import(*FromProto));  in ImportDefinition()
3809 Decl *ASTNodeImporter::VisitObjCProtocolDecl(ObjCProtocolDecl *D) {  in VisitObjCProtocolDecl()
3813   ObjCProtocolDecl *Definition = D->getDefinition();  in VisitObjCProtocolDecl()
3832   ObjCProtocolDecl *MergeWithProtocol = nullptr;  in VisitObjCProtocolDecl()
3839     if ((MergeWithProtocol = dyn_cast<ObjCProtocolDecl>(FoundDecls[I])))  in VisitObjCProtocolDecl()
3843   ObjCProtocolDecl *ToProto = MergeWithProtocol;  in VisitObjCProtocolDecl()
3845     ToProto = ObjCProtocolDecl::Create(Importer.getToContext(), DC,  in VisitObjCProtocolDecl()
3942   SmallVector<ObjCProtocolDecl *, 4> Protocols;  in ImportDefinition()
3951     ObjCProtocolDecl *ToProto  in ImportDefinition()
3952       = cast_or_null<ObjCProtocolDecl>(Importer.Import(*FromProto));  in ImportDefinition()
6184   } else if (ObjCProtocolDecl *ToProto = dyn_cast<ObjCProtocolDecl>(ToDC)) {  in ImportContext()
6185     ObjCProtocolDecl *FromProto = cast<ObjCProtocolDecl>(FromDC);  in ImportContext()
6188     } else if (ObjCProtocolDecl *FromDef = FromProto->getDefinition()) {  in ImportContext()
6538     if (ObjCProtocolDecl *ToProto = dyn_cast<ObjCProtocolDecl>(To)) {  in ImportDefinition()
6540         Importer.ImportDefinition(cast<ObjCProtocolDecl>(FromDC), ToProto,  in ImportDefinition()
6658   else if (ObjCProtocolDecl *PD = dyn_cast<ObjCProtocolDecl>(D)) {  in CompleteDecl()