clang-format: [JS] Don't count shortened object literals as blocks.

Before:
  f({a},
    () => {
      g();  //
    });

After:
  f({a}, () => {
    g();  //
  });

llvm-svn: 260060

clang/lib/Format/TokenAnnotator.cpp

@@ -423,7 +423,7 @@ private:
   }
 
   void updateParameterCount(FormatToken *Left, FormatToken *Current) {
-    if (Current->is(tok::l_brace) && !Current->is(TT_DictLiteral))
+    if (Current->is(tok::l_brace) && Current->BlockKind == BK_Block)
       ++Left->BlockParameterCount;
     if (Current->is(tok::comma)) {
       ++Left->ParameterCount;

clang/unittests/Format/FormatTestJS.cpp

@@ -200,6 +200,11 @@ TEST_F(FormatTestJS, ContainerLiterals) {
                "  b: 2,\n"
                "  [c]: 3,\n"
                "};");
+
+  // Object literals can leave out labels.
+  verifyFormat("f({a}, () => {\n"
+               "  g();  //\n"
+               "});");
 }
 
 TEST_F(FormatTestJS, MethodsInObjectLiterals) {