Fix GPU process crash in ChromecastShellBrowserTest.EmptyTest

chromecast/chromecast_tests.gypi

 # Copyright (c) 2014 Google Inc. 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': 'cast_tests',
       'type': 'none',
       'dependencies': [
@@ skipping 39 matching lines @@
           'dependencies': [
             '../gpu/gpu.gyp:gpu_unittests',
           ],
         }],
         ['OS!="android"', {
           'dependencies': [
             'cast_shell_browser_test',
           ],
           'variables': {
             'filters': [
-              'cast_shell_browser_test --no-sandbox',
+              'cast_shell_browser_test --no-sandbox --disable-gpu',
             ],
           },
         }],
       ],
       'includes': ['build/tests/test_list.gypi'],
     },
     # Builds all tests and the output lists of build/run targets for those tests.
     # Note: producing a predetermined list of dependent inputs on which to
     # regenerate this output is difficult with GYP. This file is not
     # guaranteed to be regenerated outside of a clean build.
@@ skipping 124 matching lines @@
             'HAS_OUT_OF_PROC_TEST_RUNNER',
           ],
           'sources': [
             'browser/test/chromecast_shell_browser_test.cc',
           ],
         },
       ],  # end of targets
     }],
   ],  # end of conditions
 }