add enviro proxy.

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WebDriverBase.php

@@ -70,7 +70,7 @@ protected function curl($http_method,
       curl_setopt($curl, $option, $value);
     }
 
-    $raw_results = trim(curl_exec($curl));
+    $raw_results = trim(WebDriverEnvironment::CurlExec($curl));
     $results = json_decode($raw_results, true);
 
     $info = curl_getinfo($curl);

WebDriverEnvironment.php

@@ -0,0 +1,25 @@
+<?php
+// Copyright 2004-present Facebook. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// For security reasons some enterprises don't allow the use of some built-in
+// php functions.  This class is meant to be a proxy for these functions.
+// Modify these as necessary for your enviroment, and then .gitignore this file
+// so you can still easily git pull other changes from the main github repo.
+
+final class WebDriverEnvironment {
+  public static function CurlExec($ch) {
+    return curl_exec($ch);
+  }
+}

__init__.php

@@ -6,4 +6,5 @@
 require_source('WebDriverContainer.php');
 require_source('WebDriverSession.php');
 require_source('WebDriverElement.php');
+require_source('WebDriverEnvironment.php');
 require_source('WebDriverSimpleItem.php');