Fix WebGL 2.0 expectations and skip a test with an assertion failure.

content/test/gpu/gpu_tests/test_expectations_unittest.py

 # Copyright 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 unittest
 
 import test_expectations
 
 from telemetry.page import page as page_module
 from telemetry.story import story_set
 
@@ skipping 204 matching lines @@
     page = page_module.Page('file://conformance\\attribs\\page14.html', ps)
     self.assertExpectationEquals('pass', page)
     self.assertExpectationEquals('fail', page, StubPlatform('win'))
 
   def testExplicitPathsHavePrecedenceOverWildcards(self):
     ps = story_set.StorySet()
     page = page_module.Page('http://test.com/conformance/glsl/page00.html', ps)
     self.assertExpectationEquals('fail', page)
     page = page_module.Page('http://test.com/conformance/glsl/page15.html', ps)
     self.assertExpectationEquals('skip', page)
+
+  def testQueryArgsAreStrippedFromFileURLs(self):
+    ps = story_set.StorySet()
+    page = page_module.Page(
+      'file://conformance/glsl/page15.html?webglVersion=2', ps)
+    self.assertExpectationEquals('skip', page)