Thrift: Fix new-style generated PHP code.

Summary:
We were generating a fatal when constructing a struct with an argument.

Reviewed By: lucas

Test Plan: None.

Revert Plan: ok


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665332 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/compiler/cpp/src/generate/t_php_generator.cc b/compiler/cpp/src/generate/t_php_generator.cc
index cd08c92..ed5a017 100644
--- a/compiler/cpp/src/generate/t_php_generator.cc
+++ b/compiler/cpp/src/generate/t_php_generator.cc
@@ -407,7 +407,7 @@
 
     out <<
       indent() << "if (is_array($vals)) {" << endl <<
-      indent() << "  parent::construct(self::$_TSPEC, $vals);" << endl <<
+      indent() << "  parent::__construct(self::$_TSPEC, $vals);" << endl <<
       indent() << "}" << endl;
     scope_down(out);