Get Media Query parser to handle parens, brackets and braces blocks correctly

Source/core/css/parser/MediaQueryTokenizerTest.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/css/parser/MediaQueryTokenizer.h"
 
 #include "wtf/PassOwnPtr.h"
 #include <gtest/gtest.h>
 
@@ skipping 48 matching lines @@
         else if (isASCIIAlpha(c))
             testToken(c, IdentToken);
         else if (c == '_')
             testToken(c, IdentToken);
         else if (c == '\r' || c == ' ' || c == '\n' || c == '\t' || c == '\f')
             testToken(c, WhitespaceToken);
         else if (c == '(')
             testToken(c, LeftParenthesisToken);
         else if (c == ')')
             testToken(c, RightParenthesisToken);
+        else if (c == '[')
+            testToken(c, LeftBracketToken);
+        else if (c == ']')
+            testToken(c, RightBracketToken);
+        else if (c == '{')
+            testToken(c, LeftBraceToken);
+        else if (c == '}')
+            testToken(c, RightBraceToken);
         else if (c == '.' || c == '+' || c == '-' || c == '/' || c == '\\')
             testToken(c, DelimiterToken);
         else if (c == ',')
             testToken(c, CommaToken);
         else if (c == ':')
             testToken(c, ColonToken);
         else if (c == ';')
             testToken(c, SemicolonToken);
         else if (!c)
             testToken(c, EOFToken);
         else if (c > SCHAR_MAX)
             testToken(c, IdentToken);
         else
             testToken(c, DelimiterToken);
     }
     testToken(USHRT_MAX, IdentToken);
 }
 
 } // namespace