Frontend: Use getAllInheritedProtocols()

Author: slavapestov

lib/Frontend/ModuleInterfaceSupport.cpp

@@ -669,11 +669,9 @@ class InheritedProtocolCollector {
 
     // First record all protocols that have already been handled.
     for (ProtocolDecl *proto : IncludedProtocols) {
-      proto->walkInheritedProtocols(
-          [&handledProtocols](ProtocolDecl *inherited) -> TypeWalker::Action {
-        handledProtocols.insert(inherited);
-        return TypeWalker::Action::Continue;
-      });
+      handledProtocols.insert(proto);
+      auto allInherited = proto->getAllInheritedProtocols();
+      handledProtocols.insert(allInherited.begin(), allInherited.end());
     }
 
     // Preserve the behavior of previous implementations which formatted of