WebGL 2: Update Windows expectations.

content/test/gpu/gpu_tests/webgl2_conformance_expectations.py

Index: content/test/gpu/gpu_tests/webgl2_conformance_expectations.py
diff --git a/content/test/gpu/gpu_tests/webgl2_conformance_expectations.py b/content/test/gpu/gpu_tests/webgl2_conformance_expectations.py
index f772c07114c60bcd9a7d77420b1ab35d76f5bce3..afab1d6e8b11e41210ca0b0f3787e9cd9119589b 100644
--- a/content/test/gpu/gpu_tests/webgl2_conformance_expectations.py
+++ b/content/test/gpu/gpu_tests/webgl2_conformance_expectations.py
@@ -50,17 +50,6 @@ class WebGL2ConformanceExpectations(WebGLConformanceExpectations):
     self.Fail('conformance2/textures/misc/copy-texture-image-luma-format.html',
         ['win'], bug=638470)
 
-    # This should be fixed in the latest driver.
-    self.Fail('deqp/functional/gles3/fboinvalidate/sub.html',
-        ['win'], bug=1246) # ANGLE bug.
-
-    # TODO(jmadill): Remove once we re-land the ANGLE CL.
-    self.Fail('conformance2/glsl3/vector-dynamic-indexing.html',
-        ['win'], bug=638313)
-
-    # Windows 8 only.
-    self.Flaky('deqp/functional/gles3/buffercopy.html', ['win8'], bug=587601)
-
     # Win / NVidia
     self.Flaky('deqp/functional/gles3/fbomultisample*',
         ['win', 'nvidia'], bug=631317)