Mark a WebGL2 test Flaky

content/test/gpu/gpu_tests/webgl2_conformance_expectations.py

 # Copyright (c) 2015 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.
 from gpu_tests.webgl_conformance_expectations import WebGLConformanceExpectations
 
 # See the GpuTestExpectations class for documentation.
 
 class WebGL2ConformanceExpectations(WebGLConformanceExpectations):
   def __init__(self, conformance_path, url_prefixes=None, is_asan=False):
     super(WebGL2ConformanceExpectations, self).__init__(
@@ skipping 531 matching lines @@
     self.Fail('deqp/functional/gles3/fragmentoutput/array.float.html',
         ['mac', 'nvidia', 'amd'], bug=679684)
     self.Fail('deqp/functional/gles3/fragmentoutput/random_00.html',
         ['mac', 'amd', 'intel'], bug=679690)
     self.Fail('deqp/functional/gles3/fragmentoutput/random_02.html',
         ['mac', 'amd', 'intel'], bug=679690)
     self.Fail('deqp/functional/gles3/fbocolorbuffer/clear.html',
         ['mac', 'amd', 'intel'], bug=679691)
 
     # Mac Intel
+    self.Flaky('conformance/context/context-release-upon-reload.html',
+      ['sierra', 'intel'], bug=713829)
     self.Fail(
       'conformance2/textures/canvas/tex-2d-rgb9_e5-rgb-float.html',
       ['sierra', 'intel'], bug=663188)
     self.Fail(
       'conformance2/textures/canvas/tex-2d-rgb9_e5-rgb-half_float.html',
       ['sierra', 'intel'], bug=663188)
     self.Fail(
       'conformance2/textures/canvas/tex-3d-rgb9_e5-rgb-float.html',
       ['sierra', 'intel'], bug=663188)
     self.Fail(
@@ skipping 552 matching lines @@
     # self.Fail(page_name,
     #     ['linux', ('nvidia', 0x1), 'debug', 'opengl'])
     # self.Fail(page_name,
     #     ['win', ('nvidia', 0x1), 'debug', 'opengl'])
 
     # Conflicts if between a generic os condition and a specific version
     # self.Fail(page_name,
     #     ['xp', ('nvidia', 0x1), 'debug', 'opengl'])
     # self.Fail(page_name,
     #     ['win', ('nvidia', 0x1), 'debug', 'opengl'])