Revert "Explicit space required around NOT/ONLY/AND in CSS MQ."

Source/core/css/CSSGrammar.y

Index: Source/core/css/CSSGrammar.y
diff --git a/Source/core/css/CSSGrammar.y b/Source/core/css/CSSGrammar.y
index cc43580484211f7ea310f335ad0dcbcf2c6855c4..f010bee340e5be7c509cd90cc4f399575a24ea26 100644
--- a/Source/core/css/CSSGrammar.y
+++ b/Source/core/css/CSSGrammar.y
@@ -671,7 +671,7 @@ media_query_exp_list:
         $$ = parser->createFloatingMediaQueryExpList();
         $$->append(parser->sinkFloatingMediaQueryExp($1));
     }
-    | media_query_exp_list space MEDIA_AND space media_query_exp {
+    | media_query_exp_list maybe_space MEDIA_AND maybe_space media_query_exp {
         $$ = $1;
         $$->append(parser->sinkFloatingMediaQueryExp($5));
     }
@@ -681,7 +681,7 @@ maybe_and_media_query_exp_list:
     maybe_space {
         $$ = parser->createFloatingMediaQueryExpList();
     }
-    | space MEDIA_AND space media_query_exp_list maybe_space {
+    | maybe_space MEDIA_AND maybe_space media_query_exp_list maybe_space {
         $$ = $4;
     }
     ;
@@ -690,10 +690,10 @@ maybe_media_restrictor:
     /*empty*/ {
         $$ = MediaQuery::None;
     }
-    | MEDIA_ONLY space {
+    | MEDIA_ONLY maybe_space {
         $$ = MediaQuery::Only;
     }
-    | MEDIA_NOT space {
+    | MEDIA_NOT maybe_space {
         $$ = MediaQuery::Not;
     }
     ;