aura: Make sure the tests we want to compile get built.

build/all.gyp

 # Copyright (c) 2011 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': 'All',
       'type': 'none',
       'xcode_create_dependents_test_runner': 1,
@@ skipping 615 matching lines @@
                 },
               ],
               'dependencies': [
                 '../chrome/chrome.gyp:crash_service',
                 '../chrome/chrome.gyp:crash_service_win64',
               ],
             }],
             ['OS=="linux"', {
               # Aura unit_tests currently only work on Linux.
               'dependencies': [
+                '../chrome/chrome.gyp:sync_unit_tests',
                 '../chrome/chrome.gyp:unit_tests',
+                '../content/content.gyp:content_unittests',
+                '../ipc/ipc.gyp:ipc_tests',
+                '../sql/sql.gyp:sql_unittests',
+                '../ui/ui.gyp:gfx_unittests',
               ],
             }],
           ],
         },
       ],  # targets
     }], # "use_aura==1"
   ], # conditions
 }