Add objective-C style formatting to clang format and
use it to format xml declaration tags. 
// rdar://12378714

llvm-svn: 170727
diff --git a/clang/test/Index/comment-c-decls.c b/clang/test/Index/comment-c-decls.c
index e91f9b9..862b2a2 100644
--- a/clang/test/Index/comment-c-decls.c
+++ b/clang/test/Index/comment-c-decls.c
@@ -101,4 +101,4 @@
  *\brief block declaration
 */
 int (^Block1) (int i, int j) = ^(int i, int j) { return i + j; };
-// CHECK: <Declaration>int (^Block1)(int, int) = ^(int i, int j){ }</Declaration>
+// CHECK: <Declaration>int (^ Block1) (int, int) = ^ (int i, int j) {\n}</Declaration>