WebGL 2: Mark Windows multisample blit tests as 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):
     super(WebGL2ConformanceExpectations, self).__init__(conformance_path)
@@ skipping 36 matching lines @@
     # Windows only.
 
     # This should be fixed in the latest driver.
     self.Fail('deqp/functional/gles3/fboinvalidate/sub.html',
         ['win'], bug=1246) # ANGLE bug.
 
     # Windows 8 only.
     self.Flaky('deqp/functional/gles3/buffercopy.html', ['win8'], bug=587601)
 
     # Win / NVidia
-    # La la la la la la la la la la ...
+    self.Flaky('deqp/functional/gles3/fbomultisample*',
+        ['win', 'nvidia'], bug=631317)
 
     # Win / AMD
     self.Fail('deqp/functional/gles3/texturespecification/' +
         'texstorage2d_format_depth_stencil.html',
         ['win', ('amd', 0x6779)], bug=614178)
     self.Fail('deqp/functional/gles3/texturespecification/' +
         'texstorage3d_format_depth_stencil.html',
         ['win', ('amd', 0x6779)], bug=614178)
     self.Fail('deqp/functional/gles3/shadertexturefunction/texture.html',
         ['win', ('amd', 0x6779)], bug=483282)
@@ skipping 777 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'])