Update the documentation for API change to CreateASTConsumer the rest of the way.

llvm-svn: 220450
diff --git a/clang/docs/RAVFrontendAction.rst b/clang/docs/RAVFrontendAction.rst
index 288a91d..ec5d5d5 100644
--- a/clang/docs/RAVFrontendAction.rst
+++ b/clang/docs/RAVFrontendAction.rst
@@ -27,7 +27,8 @@
       public:
         virtual std::unique_ptr<clang::ASTConsumer> CreateASTConsumer(
           clang::CompilerInstance &Compiler, llvm::StringRef InFile) {
-          return new FindNamedClassConsumer;
+          return std::unique_ptr<clang::ASTConsumer>(
+              new FindNamedClassConsumer);
         }
       };
 
@@ -111,9 +112,10 @@
 
 ::
 
-      virtual clang::ASTConsumer *CreateASTConsumer(
+      virtual std::unique_ptr<clang::ASTConsumer> CreateASTConsumer(
         clang::CompilerInstance &Compiler, llvm::StringRef InFile) {
-        return new FindNamedClassConsumer(&Compiler.getASTContext());
+        return std::unique_ptr<clang::ASTConsumer>(
+            new FindNamedClassConsumer(&Compiler.getASTContext()));
       }
 
 Now that the ASTContext is available in the RecursiveASTVisitor, we can
@@ -185,9 +187,10 @@
 
       class FindNamedClassAction : public clang::ASTFrontendAction {
       public:
-        virtual clang::ASTConsumer *CreateASTConsumer(
+        virtual std::unique_ptr<clang::ASTConsumer> CreateASTConsumer(
           clang::CompilerInstance &Compiler, llvm::StringRef InFile) {
-          return new FindNamedClassConsumer(&Compiler.getASTContext());
+          return std::unique_ptr<clang::ASTConsumer>(
+              new FindNamedClassConsumer(&Compiler.getASTContext()));
         }
       };