[HttpFoundation] Small fixes on some examples

There were some small mistakes on "Processing HTTP Headers" section.

Author: nicoweb

components/http_foundation.rst

@@ -262,23 +262,23 @@ this complexity and defines some methods for the most common tasks::
     use Symfony\Component\HttpFoundation\HeaderUtils;
 
     // Splits an HTTP header by one or more separators
-    HeaderUtils::split('da, en-gb;q=0.8', ',;')
-    // => array(array('da'), array('en-gb'), array('q', '0.8'))
+    HeaderUtils::split('da, en-gb;q=0.8', ',;');
+    // => array(array('da'), array('en-gb','q=0.8'))
 
     // Combines an array of arrays into one associative array
-    HeaderUtils::combine(array(array('foo', 'abc'), array('bar')))
+    HeaderUtils::combine(array(array('foo', 'abc'), array('bar')));
     // => array('foo' => 'abc', 'bar' => true)
 
     // Joins an associative array into a string for use in an HTTP header
-    HeaderUtils::toString(array('foo' => 'abc', 'bar' => true, 'baz' => 'a b c'), ',')
+    HeaderUtils::toString(array('foo' => 'abc', 'bar' => true, 'baz' => 'a b c'), ',');
     // => 'foo=abc, bar, baz="a b c"'
 
     // Encodes a string as a quoted string, if necessary
-    HeaderUtils::quote('foo "bar"')
-    // => 'foo \"bar\"'
+    HeaderUtils::quote('foo "bar"');
+    // => '"foo \"bar\""'
 
     // Decodes a quoted string
-    HeaderUtils::unquote('foo \"bar\"')
+    HeaderUtils::unquote('"foo \"bar\""');
     // => 'foo "bar"'
 
 Accessing ``Accept-*`` Headers Data