rebased ppapi vpnProvider

native_client_sdk/src/examples/api/vpn_provider/example.js

Index: native_client_sdk/src/examples/api/vpn_provider/example.js
diff --git a/native_client_sdk/src/getting_started/part2/example.js b/native_client_sdk/src/examples/api/vpn_provider/example.js
similarity index 70%
copy from native_client_sdk/src/getting_started/part2/example.js
copy to native_client_sdk/src/examples/api/vpn_provider/example.js
index 7a392a2c6287b101760ea540a01a9d8600dfece0..fb405b27d0cf6055fa4796c566fdd74025c4b3a9 100644
--- a/native_client_sdk/src/getting_started/part2/example.js
+++ b/native_client_sdk/src/examples/api/vpn_provider/example.js
@@ -13,7 +13,20 @@ function moduleDidLoad() {
   // NaCl module's <embed> element.
   //
   // postMessage sends a message to it.
+  // common.naclModule.postMessage('hello');
+}
+
+function load_me() {
   common.naclModule.postMessage('hello');
+
+  document.getElementById("load").disabled = true;
+  document.getElementById("unload").disabled = false;
+}
+function unload_me() {
+  common.naclModule.postMessage('bye');
+
+  document.getElementById("load").disabled = false;
+  document.getElementById("unload").disabled = true;
 }
 
 // This function is called by common.js when a message is received from the