Disable WEBGL_compressed_texture_etc1 on WebGL 1 on ANGLE

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 33 matching lines @@
     self.Fail('WebglExtension_EXT_color_buffer_float',
         ['win', 'mac'])
     # Skip these, rather than expect them to fail, to speed up test
     # execution. The browser is restarted even after expected test
     # failures.
     self.Skip('WebglExtension_WEBGL_compressed_texture_astc',
         ['win', 'mac', 'linux'])
     self.Skip('WebglExtension_WEBGL_compressed_texture_atc',
         ['win', 'mac', 'linux'])
     self.Skip('WebglExtension_WEBGL_compressed_texture_etc1',
-        ['mac', 'linux'])
+        ['win', 'mac', 'linux'])
     self.Skip('WebglExtension_WEBGL_compressed_texture_pvrtc',
         ['win', 'mac', 'linux'])
     self.Skip('WebglExtension_WEBGL_compressed_texture_s3tc_srgb',
         ['win', 'mac', 'linux', 'android'])
 
     # Extensions not available under D3D9
     self.Fail('WebglExtension_EXT_disjoint_timer_query',
         ['win', 'd3d9'])
     self.Fail('WebglExtension_EXT_sRGB',
         ['win', 'd3d9'])
-    self.Fail('WebglExtension_WEBGL_compressed_texture_etc1',
-        ['win', 'd3d9'])
 
     self.Fail('WebglExtension_WEBGL_depth_texture',
         ['win', 'amd', 'd3d9'])
 
     self.Fail('WebglExtension_WEBGL_draw_buffers',
         ['win', 'd3d9'])
 
     # Android general
     self.Fail('WebglExtension_EXT_disjoint_timer_query',
         ['android'])
@@ skipping 767 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)