Fix the build break introduced by r195799 by restoring two close

curlies.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@195802 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Lex/PPCaching.cpp

@@ -114,4 +114,5 @@ void Preprocessor::AnnotatePreviousCachedTokens(const Token &Tok) {
       CachedLexPos = i;
       return;
     }
-  
+  }
+}