Skip the framebuffer-state-restoration test on Linux Intel.

TBR=zmo@chromium.org
NOTRY=true

BUG=602688

Cq-Include-Trybots: master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
Change-Id: I2490f77aadb5866a8af0d34ce16673e7be06d2b9
Reviewed-on: https://chromium-review.googlesource.com/580489
Commit-Queue: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#488397}

content/test/gpu/gpu_tests/webgl2_conformance_expectations.py

@@ -295,6 +295,8 @@ class WebGL2ConformanceExpectations(WebGLConformanceExpectations):
         ['passthrough', 'opengl', 'intel'], bug=602688)
     self.Fail('conformance/textures/misc/texture-attachment-formats.html',
         ['passthrough', 'opengl', 'intel'], bug=602688)
+    self.Fail('conformance/renderbuffers/framebuffer-state-restoration.html',
+        ['passthrough', 'opengl', 'intel'], bug=602688)
 
     # Mac only.
     self.Fail('conformance2/renderbuffers/' +