Initialize buffers before allowing access to them.

content/test/gpu/gpu_tests/webgl_conformance_expectations.py

 # Copyright (c) 2013 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.
 import os
 
 from gpu_tests.gpu_test_expectations import GpuTestExpectations
 
 # See the GpuTestExpectations class for documentation.
 
 class WebGLConformanceExpectations(GpuTestExpectations):
@@ skipping 94 matching lines @@
 
     # Nexus 9
     self.Fail('WebglExtension_WEBGL_compressed_texture_atc',
               ['android', ('nvidia', 'NVIDIA Tegra')])
 
     # ========================
     # Conformance expectations
     # ========================
     # Fails on all platforms
 
-    self.Fail('conformance/buffers/buffer-uninitialized.html',
-        bug=654201)
-
     self.Fail('conformance/glsl/bugs/samplers-in-ternary-operator.html',
         bug=657853)
+
     # We need to add WebGL 1 check in command buffer that format/type from
     # TexSubImage2D have to match the current texture's.
     self.Fail('conformance/textures/misc/tex-sub-image-2d-bad-args.html',
         bug=570453)
 
     # OpenGL / NVIDIA failures
     self.Fail('conformance/attribs/gl-disabled-vertex-attrib.html',
         ['win', 'linux', 'nvidia', 'opengl'], bug=1007) # angle bug ID
 
     # Win failures
@@ skipping 601 matching lines @@
     self.Fail('conformance/textures/misc/texture-npot.html',
         ['chromeos', ('intel', 0xa011)], bug=375554)
     self.Fail('conformance/textures/misc/texture-npot-video.html',
         ['chromeos', ('intel', 0xa011)], bug=375554)
     self.Fail('conformance/textures/misc/texture-size.html',
         ['chromeos', ('intel', 0xa011)], bug=375554)
     self.Fail('conformance/uniforms/gl-uniform-arrays.html',
         ['chromeos', ('intel', 0xa011)], bug=375554)
     self.Skip('conformance/uniforms/uniform-default-values.html',
         ['chromeos', ('intel', 0xa011)], bug=375554)