[nfc] Fix a few warnings I introduced.

Author: zoecarver

lib/ClangImporter/ClangImporter.cpp

@@ -6487,7 +6487,6 @@ CxxRecordSemanticsKind
 CxxRecordSemantics::evaluate(Evaluator &evaluator,
                              CxxRecordSemanticsDescriptor desc) const {
   const auto *decl = desc.decl;
-  auto &clangSema = desc.ctx.getClangModuleLoader()->getClangSema();
 
   if (hasImportAsRefAttr(decl)) {
     return CxxRecordSemanticsKind::Reference;

lib/ClangImporter/SwiftLookupTable.cpp

@@ -2219,5 +2219,5 @@ SwiftNameLookupExtension::createExtensionReader(
 }
 
 void swift::dumpSwiftLookupTable(SwiftLookupTable *table) {
-  table->dump();
+  table->dump(llvm::dbgs());
 }

lib/Sema/CSDiagnostics.cpp

@@ -3830,7 +3830,7 @@ void MissingMemberFailure::diagnoseUnsafeCxxMethod(SourceLoc loc,
     llvm::dbgs() << "====================================================\n";
     llvm::dbgs() << "====================================================\n\n";
 
-    llvm::dbgs() << "THE NAME: "; name.dump();
+    llvm::dbgs() << "THE NAME: "; name.print(llvm::dbgs());
 
     llvm::dbgs() << "====================================================\n";
     llvm::dbgs() << "====================================================\n\n";
@@ -3863,7 +3863,7 @@ void MissingMemberFailure::diagnoseUnsafeCxxMethod(SourceLoc loc,
            baseType->getAnyNominal()->lookupDirect(DeclBaseName(unsafeId))) {
         llvm::dbgs() << "**FOUND UNSAFE VERSION**\n";
         llvm::dbgs() << "UNSAFE: ";
-        found->dump();
+        found->dump(llvm::dbgs());
 
         if (auto cxxMethod = dyn_cast_or_null<clang::CXXMethodDecl>(found->getClangDecl())) {
           llvm::dbgs() << "FOUND CXX METHOD.";
@@ -3897,7 +3897,7 @@ void MissingMemberFailure::diagnoseUnsafeCxxMethod(SourceLoc loc,
            baseType->getAnyNominal()->lookupDirect(DeclBaseName(safeId))) {
         llvm::dbgs() << "**FOUND SAFE VERSION**\n";
         llvm::dbgs() << "UNSAFE: ";
-        found->dump();
+        found->dump(llvm::dbgs());
 
         if (auto cxxMethod = dyn_cast_or_null<clang::CXXMethodDecl>(found->getClangDecl())) {
           llvm::dbgs() << "FOUND CXX METHOD.";
@@ -3920,10 +3920,10 @@ void MissingMemberFailure::diagnoseUnsafeCxxMethod(SourceLoc loc,
     llvm::dbgs() << "====================================================\n";
     llvm::dbgs() << "====================================================\n\n";
     llvm::dbgs() << "(IMPORTED) SWIFT TYPE: ";
-    baseType->dump();
+    baseType->dump(llvm::dbgs());
 
     llvm::dbgs() << "(IMPORTED) SWIFT DECL: ";
-    baseType->getAnyNominal()->dump();
+    baseType->getAnyNominal()->print(llvm::dbgs());
 
     // And for my final trick, I will dump the whole lookup table.
     llvm::dbgs() << "====================================================\n";