Eliminate two trivial uses of lookupQualified(Type, ...).

Author: DougGregor

lib/PrintAsObjC/PrintAsObjC.cpp

@@ -932,9 +932,9 @@ class ObjCPrinter : private DeclVisitor<ObjCPrinter>,
       renamedDecl = lookup.getSingleTypeResult();
     } else {
       SmallVector<ValueDecl *, 4> lookupResults;
-      declContext->lookupQualified(declContext->getSelfTypeInContext(),
-                                   renamedDeclName, NL_QualifiedDefault, NULL,
-                                   lookupResults);
+      declContext->lookupQualified(
+        declContext->getAsNominalTypeOrNominalTypeExtensionContext(),
+        renamedDeclName, NL_QualifiedDefault, lookupResults);
       for (auto candidate : lookupResults) {
         if (!shouldInclude(candidate))
           continue;

lib/SILOptimizer/Utils/CastOptimizer.cpp

@@ -353,8 +353,8 @@ SILInstruction *CastOptimizer::optimizeBridgedSwiftToObjCCast(
   Members = NTD->lookupDirect(M.getASTContext().Id_bridgeToObjectiveC);
   if (Members.empty()) {
     if (NTD->getDeclContext()->lookupQualified(
-            NTD->getDeclaredType(), M.getASTContext().Id_bridgeToObjectiveC,
-            NLOptions::NL_ProtocolMembers, nullptr, FoundMembers)) {
+            NTD, M.getASTContext().Id_bridgeToObjectiveC,
+            NLOptions::NL_ProtocolMembers, FoundMembers)) {
       Members = FoundMembers;
       // Returned members are starting with the most specialized ones.
       // Thus, the first element is what we are looking for.