Suppress flaky getBufferSubData failures on Linux without ANGLE.

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):
     super(WebGL2ConformanceExpectations, self).__init__(conformance_path)
@@ skipping 515 matching lines @@
         ['linux', 'amd', 'intel'], bug=483282)
     self.Fail('deqp/data/gles3/shaders/linkage.html',
         ['linux', 'amd', 'intel'], bug=483282)
 
     # Linux with ANGLE only
     self.Fail('conformance2/textures/misc/tex-unpack-params.html',
         ['linux', 'opengl'], bug=483282)
     self.Fail('conformance2/reading/read-pixels-pack-parameters.html',
         ['linux', 'opengl'], bug=483282)
 
+    # Linux without ANGLE only
+    self.Flaky('conformance2/buffers/getBufferSubData.html',
+               ['linux', 'no_angle'], bug=650123)
+
     # Linux NVIDIA
     # This test is flaky both with and without ANGLE.
     self.Flaky('deqp/functional/gles3/texturespecification/' +
         'random_teximage2d_2d.html',
         ['linux', 'nvidia'], bug=618447)
 
     # Linux Intel
     self.Fail('deqp/functional/gles3/shaderderivate_dfdx.html',
         ['linux', 'intel'], bug=618408)
     self.Fail('deqp/functional/gles3/fbomultisample.2_samples.html',
@@ skipping 338 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'])