Added media.gyp dependency into content/content_test.gypi.

content/content_tests.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'test_support_content',
       'type': 'static_library',
       'defines!': ['CONTENT_IMPLEMENTATION'],
       'dependencies': [
         '../build/temp_gyp/googleurl.gyp:googleurl',
         'content_app',
         'content_browser',
         'content_common',
+        '../media/media.gyp:media',
         '../net/net.gyp:net_test_support',
         '../skia/skia.gyp:skia',
         '../testing/gmock.gyp:gmock',
         '../testing/gtest.gyp:gtest',
         '../ui/ui.gyp:ui_test_support',
       ],
       'include_dirs': [
         '..',
       ],
       'sources': [
@@ skipping 888 matching lines @@
             'java_in_dir': '../content/shell/android/javatests',
             'resource_dir': '../res',
             'additional_src_dirs': ['../content/public/android/javatests/'],
           },
           'includes': [ '../build/java_apk.gypi' ],
         },
       ],
     }],
   ],
 }