qt_faststart for x64 as well.

media/media.gyp

 # Copyright (c) 2009 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'target_defaults': {
     'conditions': [
@@ skipping 213 matching lines @@
     {
       'target_name': 'wav_ola_test',
       'type': 'executable',
       'dependencies': [
         'media',
       ],
       'sources': [
         'tools/wav_ola_test.cc'
       ],
     },
+    {
+      'target_name': 'qt_faststart',
+      'type': 'executable',
+      'sources': [
+        'tools/qt_faststart.c'
+      ],
+    },
   ],
   'conditions': [
-    ['target_arch!="x64"', {
-      'targets': [
-        {
-          'target_name': 'qt_faststart',
-          'type': 'executable',
-          'sources': [
-            'tools/qt_faststart.c'
-          ],
-        },
-      ],
-    }],
     ['OS=="win"', {
       'targets': [
         {
           'target_name': 'media_player',
           'type': 'executable',
           'dependencies': [
             'media',
             '../base/base.gyp:base',
           ],
           'include_dirs': [
@@ skipping 25 matching lines @@
       ],
     }],
   ],
 }
 
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 # tab-width:2
 # indent-tabs-mode:nil
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