Update documentation to use "C++11" instead of "C++0x"


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@142339 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/UsersManual.html b/docs/UsersManual.html
index 9d79819..ac19e15 100644
--- a/docs/UsersManual.html
+++ b/docs/UsersManual.html
@@ -480,7 +480,7 @@
   };
   void foo(const NonCopyable&);
   void bar() {
-    foo(NonCopyable());  // Disallowed in C++98; allowed in C++0x.
+    foo(NonCopyable());  // Disallowed in C++98; allowed in C++11.
   }
 </pre>
 <pre>
@@ -490,7 +490,7 @@
   };
   void foo(const NonCopyable2&);
   void bar() {
-    foo(NonCopyable2());  // Disallowed in C++98; allowed in C++0x.
+    foo(NonCopyable2());  // Disallowed in C++98; allowed in C++11.
   }
 </pre>