Updated oneof count.

php/tests/DescriptorsTest.php

diff --git a/php/tests/DescriptorsTest.php b/php/tests/DescriptorsTest.php
index 07d4a9b..336d979 100644
--- a/php/tests/DescriptorsTest.php
+++ b/php/tests/DescriptorsTest.php
@@ -86,7 +86,7 @@
         $this->assertSame(8, $desc->getFieldCount());
 
         $this->assertInstanceOf('\Google\Protobuf\OneofDescriptor', $desc->getOneofDecl(0));
-        $this->assertSame(1, $desc->getOneofDeclCount());
+        $this->assertSame(2, $desc->getOneofDeclCount());
     }
 
     public function testDescriptorForIncludedMessage()