Mojo: Set a default value for the --origin command line switch.

mojo/examples/wget/wget.cc

 // Copyright 2014 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 <stdio.h>
 
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/public/cpp/utility/run_loop.h"
 #include "mojo/services/public/interfaces/network/network_service.mojom.h"
@@ skipping 33 matching lines @@
     for (;;) {
       char buf[512];
       uint32_t num_bytes = sizeof(buf);
       MojoResult result = ReadDataRaw(body.get(), buf, &num_bytes,
                                       MOJO_READ_DATA_FLAG_NONE);
       if (result == MOJO_RESULT_SHOULD_WAIT) {
         Wait(body.get(),
              MOJO_HANDLE_SIGNAL_READABLE,
              MOJO_DEADLINE_INDEFINITE);
       } else if (result == MOJO_RESULT_OK) {
-        if (fwrite(buf, num_bytes, 1, stdout) != num_bytes) {
+        if (fwrite(buf, num_bytes, 1, stdout) != 1) {
           printf("\nUnexpected error writing to file\n");
           break;
         }
       } else {
         break;
       }
     }
 
     printf("\n>>> EOF <<<\n");
   }
@@ skipping 36 matching lines @@
 };
 
 }  // namespace examples
 
 // static
 ApplicationDelegate* ApplicationDelegate::Create() {
   return new examples::WGetApp();
 }
 
 }  // namespace mojo