unique_ptr-ify ownership of ASTConsumers

(after fixing a bug in MultiplexConsumer I noticed the ownership of the
nested consumers was implemented with raw pointers - so this fixes
that... and follows the source back to its origin pushing unique_ptr
ownership up through there too)

llvm-svn: 213307

1 files changed, 3 insertions, 2 deletions

diff --git a/clang/examples/PrintFunctionNames/PrintFunctionNames.cpp b/clang/examples/PrintFunctionNames/PrintFunctionNames.cpp
index 3f18cd45e56..e8a361dbee9 100644
--- a/clang/examples/PrintFunctionNames/PrintFunctionNames.cpp
+++ b/clang/examples/PrintFunctionNames/PrintFunctionNames.cpp
@@ -36,8 +36,9 @@ public:
 
 class PrintFunctionNamesAction : public PluginASTAction {
 protected:
-  ASTConsumer *CreateASTConsumer(CompilerInstance &CI, llvm::StringRef) {
-    return new PrintFunctionsConsumer();
+  std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
+                                                 llvm::StringRef) {
+    return llvm::make_unique<PrintFunctionsConsumer>();
   }
 
   bool ParseArgs(const CompilerInstance &CI,