[NaCl SDK] Add HTTP mount.

native_client_sdk/src/examples/hello_nacl_mounts/hello_nacl_mounts.c

 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "hello_nacl_mounts.h"
 
 #include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ skipping 265 matching lines @@
                                   const char* argv[]) {
   g_instance = instance;
   nacl_mounts_init_ppapi(instance, get_browser_interface);
   mount(
       "",  /* source */
       "/persistent",  /* target */
       "html5fs",  /* filesystemtype */
       0,  /* mountflags */
       "type=PERSISTENT,expected_size=1048576");  /* data */
 
+  mount(
+      "",  /* source. Use relative URL */
+      "/http",  /* target */
+      "httpfs",  /* filesystemtype */
+      0,  /* mountflags */
+      "");  /* data */
+
   pthread_create(&g_handle_message_thread, NULL, &HandleMessageThread, NULL);
   InitializeMessageQueue();
 
   return PP_TRUE;
 }
 
 
 static void Instance_DidDestroy(PP_Instance instance) {
 }
 
@@ skipping 49 matching lines @@
       &Messaging_HandleMessage,
     };
     return &messaging_interface;
   }
   return NULL;
 }
 
 
 PP_EXPORT void PPP_ShutdownModule() {
 }