Known failures in the WebGL CTS 1.0.4, top of tree, using Chromium
https://www.khronos.org/registry/webgl/sdk/tests/webgl-conformance-tests.html

conformance/glsl/bugs/pow-of-small-constant-in-user-defined-function.html: 1 tests failed
conformance/glsl/bugs/sampler-struct-function-arg.html: 1 tests failed
conformance/glsl/misc/const-variable-initialization.html: 207 tests failed
conformance/glsl/misc/struct-specifiers-in-uniforms.html: 12 tests failed
conformance/glsl/misc/ternary-operators-in-global-initializers.html: 12 tests failed
deqp/data/gles2/shaders/constant_expressions.html: 4 tests failed
deqp/data/gles2/shaders/fragdata.html: 3 tests failed
deqp/data/gles2/shaders/functions.html: 14 tests failed
deqp/data/gles2/shaders/preprocessor.html: 41 tests failed
deqp/data/gles2/shaders/scoping.html: 12 tests failed

Known failures in the WebGL CTS 1.0.4, top of tree, using Chromium
https://www.khronos.org/registry/webgl/sdk/tests/webgl-conformance-tests.html

conformance/extensions/webgl-draw-buffers-max-draw-buffers.html: 2 tests failed
conformance/glsl/bugs/pow-of-small-constant-in-user-defined-function.html: 1 tests failed
conformance/glsl/bugs/sampler-struct-function-arg.html: 1 tests failed
conformance/glsl/misc/const-variable-initialization.html: 207 tests failed
conformance/glsl/misc/struct-specifiers-in-uniforms.html: 12 tests failed
conformance/glsl/misc/ternary-operators-in-global-initializers.html: 12 tests failed
conformance/misc/expando-loss.html: 1 tests failed
conformance/ogles/GL/biuDepthRange/biuDepthRange_001_to_002.html: 2 tests failed
conformance/ogles/GL/gl_FragCoord/gl_FragCoord_001_to_003.html: 1 tests failed
deqp/data/gles2/shaders/constant_expressions.html: 4 tests failed
deqp/data/gles2/shaders/fragdata.html: 3 tests failed
deqp/data/gles2/shaders/functions.html: 8 tests failed
deqp/data/gles2/shaders/preprocessor.html: 41 tests failed
deqp/data/gles2/shaders/scoping.html: 4 tests failed

Update Canary WebGL CTS expectations.
Update Canary WebGL CTS expectations.

Change-Id: Ia8375595b34e00a48143a568a4a9ab7157a12cd2
Reviewed-on: https://chromium-review.googlesource.com/261171
Reviewed-by: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>
Tested-by: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>
