Emulate TEXTURE_IMMUTABLE_LEVELS on GL lower than 4.2

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 321 matching lines @@
         ['mac'], bug=483282)
     self.Fail('conformance2/buffers/buffer-type-restrictions.html',
         ['mac'], bug=483282)
     self.Fail('conformance2/reading/read-pixels-from-fbo-test.html',
         ['mac'], bug=483282)
     self.Fail('conformance2/renderbuffers/' +
         'multisampled-renderbuffer-initialization.html',
         ['mac'], bug=483282)
     self.Fail('conformance2/textures/misc/compressed-tex-image.html',
         ['mac'], bug=565438)
-    self.Fail('conformance2/textures/misc/gl-get-tex-parameter.html',
-        ['mac'], bug=483282)
     self.Fail('conformance2/textures/misc/tex-new-formats.html',
         ['mac'], bug=483282)
     self.Fail('conformance2/textures/misc/tex-storage-compressed-formats.html',
         ['mac'], bug=295792)
     self.Fail('conformance2/renderbuffers/framebuffer-test.html',
         ['mac'], bug=483282)
     self.Fail('conformance2/renderbuffers/readbuffer.html',
         ['mac'], bug=570453)
     self.Fail('conformance2/state/gl-object-get-calls.html',
         ['mac'], bug=483282)
@@ skipping 137 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'])